Home / 1,145,530.71-1,584,257.63-1,002,041.55

Finding the Fourth Proportional to 1,145,530.71, 1,584,257.63 and 1,002,041.55

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Solution

The fourth proportional to 1,145,530.71, 1,584,257.63 and 1,002,041.55 is: 1,385,813.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,530.71 : 1,584,257.63 = 1,002,041.55 : x
  2. Step 2: Convert to fraction form
    1,145,530.71/1,584,257.63 = 1,002,041.55/x
  3. Step 3: Cross multiply
    1,145,530.71x = 1,584,257.63 × 1,002,041.55
  4. Step 4: Simplify right side
    1,145,530.71x = 1,587,491,966,154.32
  5. Step 5: Solve for x
    x = 1,587,491,966,154.32/1,145,530.71
  6. Step 6: Final answer
    x = 1,385,813.54

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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.