Home / 924,921.30-1,387,381.95-671,010.60

Finding the Fourth Proportional to 924,921.30, 1,387,381.95 and 671,010.60

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Solution

The fourth proportional to 924,921.30, 1,387,381.95 and 671,010.60 is: 1,006,515.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,921.30 : 1,387,381.95 = 671,010.60 : x
  2. Step 2: Convert to fraction form
    924,921.30/1,387,381.95 = 671,010.60/x
  3. Step 3: Cross multiply
    924,921.30x = 1,387,381.95 × 671,010.60
  4. Step 4: Simplify right side
    924,921.30x = 930,947,994,698.67
  5. Step 5: Solve for x
    x = 930,947,994,698.67/924,921.30
  6. Step 6: Final answer
    x = 1,006,515.90

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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.