Home / 1,134,695.16-1,565,839.40-618,438.93

Finding the Fourth Proportional to 1,134,695.16, 1,565,839.40 and 618,438.93

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Solution

The fourth proportional to 1,134,695.16, 1,565,839.40 and 618,438.93 is: 853,423.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,695.16 : 1,565,839.40 = 618,438.93 : x
  2. Step 2: Convert to fraction form
    1,134,695.16/1,565,839.40 = 618,438.93/x
  3. Step 3: Cross multiply
    1,134,695.16x = 1,565,839.40 × 618,438.93
  4. Step 4: Simplify right side
    1,134,695.16x = 968,376,039,995.65
  5. Step 5: Solve for x
    x = 968,376,039,995.65/1,134,695.16
  6. Step 6: Final answer
    x = 853,423.96

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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.