Home / 1,171,937.81-1,758,082.23-424,158.77

Finding the Fourth Proportional to 1,171,937.81, 1,758,082.23 and 424,158.77

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Solution

The fourth proportional to 1,171,937.81, 1,758,082.23 and 424,158.77 is: 636,301.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,937.81 : 1,758,082.23 = 424,158.77 : x
  2. Step 2: Convert to fraction form
    1,171,937.81/1,758,082.23 = 424,158.77/x
  3. Step 3: Cross multiply
    1,171,937.81x = 1,758,082.23 × 424,158.77
  4. Step 4: Simplify right side
    1,171,937.81x = 745,705,999,040.27
  5. Step 5: Solve for x
    x = 745,705,999,040.27/1,171,937.81
  6. Step 6: Final answer
    x = 636,301.68

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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.