Home / 1,134,626.40-1,565,764.16-618,384.96

Finding the Fourth Proportional to 1,134,626.40, 1,565,764.16 and 618,384.96

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Solution

The fourth proportional to 1,134,626.40, 1,565,764.16 and 618,384.96 is: 853,360.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,626.40 : 1,565,764.16 = 618,384.96 : x
  2. Step 2: Convert to fraction form
    1,134,626.40/1,565,764.16 = 618,384.96/x
  3. Step 3: Cross multiply
    1,134,626.40x = 1,565,764.16 × 618,384.96
  4. Step 4: Simplify right side
    1,134,626.40x = 968,245,007,451.03
  5. Step 5: Solve for x
    x = 968,245,007,451.03/1,134,626.40
  6. Step 6: Final answer
    x = 853,360.20

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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.