Home / 1,394,500.83-1,924,330.28-782,596.45

Finding the Fourth Proportional to 1,394,500.83, 1,924,330.28 and 782,596.45

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Solution

The fourth proportional to 1,394,500.83, 1,924,330.28 and 782,596.45 is: 1,079,937.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,394,500.83 : 1,924,330.28 = 782,596.45 : x
  2. Step 2: Convert to fraction form
    1,394,500.83/1,924,330.28 = 782,596.45/x
  3. Step 3: Cross multiply
    1,394,500.83x = 1,924,330.28 × 782,596.45
  4. Step 4: Simplify right side
    1,394,500.83x = 1,505,974,045,755.51
  5. Step 5: Solve for x
    x = 1,505,974,045,755.51/1,394,500.83
  6. Step 6: Final answer
    x = 1,079,937.72

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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.