Home / 3,570,379.20-4,927,117.68-1,960,747.20

Finding the Fourth Proportional to 3,570,379.20, 4,927,117.68 and 1,960,747.20

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Solution

The fourth proportional to 3,570,379.20, 4,927,117.68 and 1,960,747.20 is: 2,705,828.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,570,379.20 : 4,927,117.68 = 1,960,747.20 : x
  2. Step 2: Convert to fraction form
    3,570,379.20/4,927,117.68 = 1,960,747.20/x
  3. Step 3: Cross multiply
    3,570,379.20x = 4,927,117.68 × 1,960,747.20
  4. Step 4: Simplify right side
    3,570,379.20x = 9,660,832,195,130.50
  5. Step 5: Solve for x
    x = 9,660,832,195,130.50/3,570,379.20
  6. Step 6: Final answer
    x = 2,705,828.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.