Home / 1,238,541.67-1,709,050.85-694,565.52

Finding the Fourth Proportional to 1,238,541.67, 1,709,050.85 and 694,565.52

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Solution

The fourth proportional to 1,238,541.67, 1,709,050.85 and 694,565.52 is: 958,423.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,238,541.67 : 1,709,050.85 = 694,565.52 : x
  2. Step 2: Convert to fraction form
    1,238,541.67/1,709,050.85 = 694,565.52/x
  3. Step 3: Cross multiply
    1,238,541.67x = 1,709,050.85 × 694,565.52
  4. Step 4: Simplify right side
    1,238,541.67x = 1,187,047,780,318.61
  5. Step 5: Solve for x
    x = 1,187,047,780,318.61/1,238,541.67
  6. Step 6: Final answer
    x = 958,423.77

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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.