Home / 1,134,564.18-1,565,698.82-618,318.20

Finding the Fourth Proportional to 1,134,564.18, 1,565,698.82 and 618,318.20

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Solution

The fourth proportional to 1,134,564.18, 1,565,698.82 and 618,318.20 is: 853,279.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,564.18 : 1,565,698.82 = 618,318.20 : x
  2. Step 2: Convert to fraction form
    1,134,564.18/1,565,698.82 = 618,318.20/x
  3. Step 3: Cross multiply
    1,134,564.18x = 1,565,698.82 × 618,318.20
  4. Step 4: Simplify right side
    1,134,564.18x = 968,100,065,204.44
  5. Step 5: Solve for x
    x = 968,100,065,204.44/1,134,564.18
  6. Step 6: Final answer
    x = 853,279.24

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1.5x scale

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.