Home / 1,036,083.55-1,429,416.03-627,890.92

Finding the Fourth Proportional to 1,036,083.55, 1,429,416.03 and 627,890.92

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Solution

The fourth proportional to 1,036,083.55, 1,429,416.03 and 627,890.92 is: 866,259.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,083.55 : 1,429,416.03 = 627,890.92 : x
  2. Step 2: Convert to fraction form
    1,036,083.55/1,429,416.03 = 627,890.92/x
  3. Step 3: Cross multiply
    1,036,083.55x = 1,429,416.03 × 627,890.92
  4. Step 4: Simplify right side
    1,036,083.55x = 897,517,346,139.45
  5. Step 5: Solve for x
    x = 897,517,346,139.45/1,036,083.55
  6. Step 6: Final answer
    x = 866,259.62

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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.