Home / 1,134,463.36-1,565,539.35-618,221.87

Finding the Fourth Proportional to 1,134,463.36, 1,565,539.35 and 618,221.87

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Solution

The fourth proportional to 1,134,463.36, 1,565,539.35 and 618,221.87 is: 853,135.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,463.36 : 1,565,539.35 = 618,221.87 : x
  2. Step 2: Convert to fraction form
    1,134,463.36/1,565,539.35 = 618,221.87/x
  3. Step 3: Cross multiply
    1,134,463.36x = 1,565,539.35 × 618,221.87
  4. Step 4: Simplify right side
    1,134,463.36x = 967,850,664,515.59
  5. Step 5: Solve for x
    x = 967,850,664,515.59/1,134,463.36
  6. Step 6: Final answer
    x = 853,135.24

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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.