Home / 1,357,789.20-2,036,165.40-410,845.20

Finding the Fourth Proportional to 1,357,789.20, 2,036,165.40 and 410,845.20

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Solution

The fourth proportional to 1,357,789.20, 2,036,165.40 and 410,845.20 is: 616,110.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357,789.20 : 2,036,165.40 = 410,845.20 : x
  2. Step 2: Convert to fraction form
    1,357,789.20/2,036,165.40 = 410,845.20/x
  3. Step 3: Cross multiply
    1,357,789.20x = 2,036,165.40 × 410,845.20
  4. Step 4: Simplify right side
    1,357,789.20x = 836,548,780,996.08
  5. Step 5: Solve for x
    x = 836,548,780,996.08/1,357,789.20
  6. Step 6: Final answer
    x = 616,110.94

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1.5x scale

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.