Home / 1,503,044.52-2,074,158.54-858,451.38

Finding the Fourth Proportional to 1,503,044.52, 2,074,158.54 and 858,451.38

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Solution

The fourth proportional to 1,503,044.52, 2,074,158.54 and 858,451.38 is: 1,184,638.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,503,044.52 : 2,074,158.54 = 858,451.38 : x
  2. Step 2: Convert to fraction form
    1,503,044.52/2,074,158.54 = 858,451.38/x
  3. Step 3: Cross multiply
    1,503,044.52x = 2,074,158.54 × 858,451.38
  4. Step 4: Simplify right side
    1,503,044.52x = 1,780,564,261,001.79
  5. Step 5: Solve for x
    x = 1,780,564,261,001.79/1,503,044.52
  6. Step 6: Final answer
    x = 1,184,638.40

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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.