Home / 905,529.42-1,357,244.28-853,041.42

Finding the Fourth Proportional to 905,529.42, 1,357,244.28 and 853,041.42

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Solution

The fourth proportional to 905,529.42, 1,357,244.28 and 853,041.42 is: 1,278,573.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,529.42 : 1,357,244.28 = 853,041.42 : x
  2. Step 2: Convert to fraction form
    905,529.42/1,357,244.28 = 853,041.42/x
  3. Step 3: Cross multiply
    905,529.42x = 1,357,244.28 × 853,041.42
  4. Step 4: Simplify right side
    905,529.42x = 1,157,785,587,898.08
  5. Step 5: Solve for x
    x = 1,157,785,587,898.08/905,529.42
  6. Step 6: Final answer
    x = 1,278,573.13

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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.