Home / 1,091,748.39-1,506,618.76-633,134.87

Finding the Fourth Proportional to 1,091,748.39, 1,506,618.76 and 633,134.87

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Solution

The fourth proportional to 1,091,748.39, 1,506,618.76 and 633,134.87 is: 873,729.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,748.39 : 1,506,618.76 = 633,134.87 : x
  2. Step 2: Convert to fraction form
    1,091,748.39/1,506,618.76 = 633,134.87/x
  3. Step 3: Cross multiply
    1,091,748.39x = 1,506,618.76 × 633,134.87
  4. Step 4: Simplify right side
    1,091,748.39x = 953,892,872,752.16
  5. Step 5: Solve for x
    x = 953,892,872,752.16/1,091,748.39
  6. Step 6: Final answer
    x = 873,729.59

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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.