Home / 2,486,807.02-3,730,210.32-689,690.46

Finding the Fourth Proportional to 2,486,807.02, 3,730,210.32 and 689,690.46

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Solution

The fourth proportional to 2,486,807.02, 3,730,210.32 and 689,690.46 is: 1,034,535.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,486,807.02 : 3,730,210.32 = 689,690.46 : x
  2. Step 2: Convert to fraction form
    2,486,807.02/3,730,210.32 = 689,690.46/x
  3. Step 3: Cross multiply
    2,486,807.02x = 3,730,210.32 × 689,690.46
  4. Step 4: Simplify right side
    2,486,807.02x = 2,572,690,488,072.18
  5. Step 5: Solve for x
    x = 2,572,690,488,072.18/2,486,807.02
  6. Step 6: Final answer
    x = 1,034,535.64

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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.