Home / 3,119,953.60-4,679,930.40-876,091.60

Finding the Fourth Proportional to 3,119,953.60, 4,679,930.40 and 876,091.60

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Solution

The fourth proportional to 3,119,953.60, 4,679,930.40 and 876,091.60 is: 1,314,137.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,119,953.60 : 4,679,930.40 = 876,091.60 : x
  2. Step 2: Convert to fraction form
    3,119,953.60/4,679,930.40 = 876,091.60/x
  3. Step 3: Cross multiply
    3,119,953.60x = 4,679,930.40 × 876,091.60
  4. Step 4: Simplify right side
    3,119,953.60x = 4,100,047,712,024.64
  5. Step 5: Solve for x
    x = 4,100,047,712,024.64/3,119,953.60
  6. Step 6: Final answer
    x = 1,314,137.40

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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.