Home / 2,689,130.60-4,032,140.70-1,006,404.20

Finding the Fourth Proportional to 2,689,130.60, 4,032,140.70 and 1,006,404.20

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Solution

The fourth proportional to 2,689,130.60, 4,032,140.70 and 1,006,404.20 is: 1,509,024.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,689,130.60 : 4,032,140.70 = 1,006,404.20 : x
  2. Step 2: Convert to fraction form
    2,689,130.60/4,032,140.70 = 1,006,404.20/x
  3. Step 3: Cross multiply
    2,689,130.60x = 4,032,140.70 × 1,006,404.20
  4. Step 4: Simplify right side
    2,689,130.60x = 4,057,963,335,470.94
  5. Step 5: Solve for x
    x = 4,057,963,335,470.94/2,689,130.60
  6. Step 6: Final answer
    x = 1,509,024.27

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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.