Home / 2,486,806.83-3,730,210.04-689,690.28

Finding the Fourth Proportional to 2,486,806.83, 3,730,210.04 and 689,690.28

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Solution

The fourth proportional to 2,486,806.83, 3,730,210.04 and 689,690.28 is: 1,034,535.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,486,806.83 : 3,730,210.04 = 689,690.28 : x
  2. Step 2: Convert to fraction form
    2,486,806.83/3,730,210.04 = 689,690.28/x
  3. Step 3: Cross multiply
    2,486,806.83x = 3,730,210.04 × 689,690.28
  4. Step 4: Simplify right side
    2,486,806.83x = 2,572,689,617,486.25
  5. Step 5: Solve for x
    x = 2,572,689,617,486.25/2,486,806.83
  6. Step 6: Final answer
    x = 1,034,535.37

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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.