Home / 1,359,052.18-2,038,590.52-412,422.89

Finding the Fourth Proportional to 1,359,052.18, 2,038,590.52 and 412,422.89

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Solution

The fourth proportional to 1,359,052.18, 2,038,590.52 and 412,422.89 is: 618,638.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,052.18 : 2,038,590.52 = 412,422.89 : x
  2. Step 2: Convert to fraction form
    1,359,052.18/2,038,590.52 = 412,422.89/x
  3. Step 3: Cross multiply
    1,359,052.18x = 2,038,590.52 × 412,422.89
  4. Step 4: Simplify right side
    1,359,052.18x = 840,761,382,560.99
  5. Step 5: Solve for x
    x = 840,761,382,560.99/1,359,052.18
  6. Step 6: Final answer
    x = 618,638.05

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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.