Home / 924,335.70-1,386,503.55-619,905.30

Finding the Fourth Proportional to 924,335.70, 1,386,503.55 and 619,905.30

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Solution

The fourth proportional to 924,335.70, 1,386,503.55 and 619,905.30 is: 929,857.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,335.70 : 1,386,503.55 = 619,905.30 : x
  2. Step 2: Convert to fraction form
    924,335.70/1,386,503.55 = 619,905.30/x
  3. Step 3: Cross multiply
    924,335.70x = 1,386,503.55 × 619,905.30
  4. Step 4: Simplify right side
    924,335.70x = 859,500,899,113.82
  5. Step 5: Solve for x
    x = 859,500,899,113.82/924,335.70
  6. Step 6: Final answer
    x = 929,857.95

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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.