Home / 5,572,141.80-8,358,212.70-1,788,340.20

Finding the Fourth Proportional to 5,572,141.80, 8,358,212.70 and 1,788,340.20

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Solution

The fourth proportional to 5,572,141.80, 8,358,212.70 and 1,788,340.20 is: 2,682,510.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,572,141.80 : 8,358,212.70 = 1,788,340.20 : x
  2. Step 2: Convert to fraction form
    5,572,141.80/8,358,212.70 = 1,788,340.20/x
  3. Step 3: Cross multiply
    5,572,141.80x = 8,358,212.70 × 1,788,340.20
  4. Step 4: Simplify right side
    5,572,141.80x = 14,947,327,771,560.54
  5. Step 5: Solve for x
    x = 14,947,327,771,560.54/5,572,141.80
  6. Step 6: Final answer
    x = 2,682,510.30

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Double scale
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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.