Home / 1,986,898.41-2,980,792.04-724,726.04

Finding the Fourth Proportional to 1,986,898.41, 2,980,792.04 and 724,726.04

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Solution

The fourth proportional to 1,986,898.41, 2,980,792.04 and 724,726.04 is: 1,087,251.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,986,898.41 : 2,980,792.04 = 724,726.04 : x
  2. Step 2: Convert to fraction form
    1,986,898.41/2,980,792.04 = 724,726.04/x
  3. Step 3: Cross multiply
    1,986,898.41x = 2,980,792.04 × 724,726.04
  4. Step 4: Simplify right side
    1,986,898.41x = 2,160,257,592,685.13
  5. Step 5: Solve for x
    x = 2,160,257,592,685.13/1,986,898.41
  6. Step 6: Final answer
    x = 1,087,251.16

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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.