Home / 1,038,780.54-1,558,719.27-737,123.76

Finding the Fourth Proportional to 1,038,780.54, 1,558,719.27 and 737,123.76

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Solution

The fourth proportional to 1,038,780.54, 1,558,719.27 and 737,123.76 is: 1,106,074.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,780.54 : 1,558,719.27 = 737,123.76 : x
  2. Step 2: Convert to fraction form
    1,038,780.54/1,558,719.27 = 737,123.76/x
  3. Step 3: Cross multiply
    1,038,780.54x = 1,558,719.27 × 737,123.76
  4. Step 4: Simplify right side
    1,038,780.54x = 1,148,969,009,086.86
  5. Step 5: Solve for x
    x = 1,148,969,009,086.86/1,038,780.54
  6. Step 6: Final answer
    x = 1,106,074.83

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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.