Home / 2,587,772.66-3,571,140.92-1,500,689.68

Finding the Fourth Proportional to 2,587,772.66, 3,571,140.92 and 1,500,689.68

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Solution

The fourth proportional to 2,587,772.66, 3,571,140.92 and 1,500,689.68 is: 2,070,960.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,587,772.66 : 3,571,140.92 = 1,500,689.68 : x
  2. Step 2: Convert to fraction form
    2,587,772.66/3,571,140.92 = 1,500,689.68/x
  3. Step 3: Cross multiply
    2,587,772.66x = 3,571,140.92 × 1,500,689.68
  4. Step 4: Simplify right side
    2,587,772.66x = 5,359,174,308,038.41
  5. Step 5: Solve for x
    x = 5,359,174,308,038.41/2,587,772.66
  6. Step 6: Final answer
    x = 2,070,960.25

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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.