Home / 1,555,150.40-2,332,375.67-557,878.40

Finding the Fourth Proportional to 1,555,150.40, 2,332,375.67 and 557,878.40

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Solution

The fourth proportional to 1,555,150.40, 2,332,375.67 and 557,878.40 is: 836,692.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,150.40 : 2,332,375.67 = 557,878.40 : x
  2. Step 2: Convert to fraction form
    1,555,150.40/2,332,375.67 = 557,878.40/x
  3. Step 3: Cross multiply
    1,555,150.40x = 2,332,375.67 × 557,878.40
  4. Step 4: Simplify right side
    1,555,150.40x = 1,301,182,006,978.53
  5. Step 5: Solve for x
    x = 1,301,182,006,978.53/1,555,150.40
  6. Step 6: Final answer
    x = 836,692.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.