Home / 1,035,812.52-1,429,493.11-627,931.55

Finding the Fourth Proportional to 1,035,812.52, 1,429,493.11 and 627,931.55

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Solution

The fourth proportional to 1,035,812.52, 1,429,493.11 and 627,931.55 is: 866,589.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,812.52 : 1,429,493.11 = 627,931.55 : x
  2. Step 2: Convert to fraction form
    1,035,812.52/1,429,493.11 = 627,931.55/x
  3. Step 3: Cross multiply
    1,035,812.52x = 1,429,493.11 × 627,931.55
  4. Step 4: Simplify right side
    1,035,812.52x = 897,623,826,280.52
  5. Step 5: Solve for x
    x = 897,623,826,280.52/1,035,812.52
  6. Step 6: Final answer
    x = 866,589.09

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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.