Home / 1,584,281.60-2,376,422.40-519,431.30

Finding the Fourth Proportional to 1,584,281.60, 2,376,422.40 and 519,431.30

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Solution

The fourth proportional to 1,584,281.60, 2,376,422.40 and 519,431.30 is: 779,146.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,584,281.60 : 2,376,422.40 = 519,431.30 : x
  2. Step 2: Convert to fraction form
    1,584,281.60/2,376,422.40 = 519,431.30/x
  3. Step 3: Cross multiply
    1,584,281.60x = 2,376,422.40 × 519,431.30
  4. Step 4: Simplify right side
    1,584,281.60x = 1,234,388,176,581.12
  5. Step 5: Solve for x
    x = 1,234,388,176,581.12/1,584,281.60
  6. Step 6: Final answer
    x = 779,146.95

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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.