Home / 1,375,638.85-2,063,549.40-364,746.70

Finding the Fourth Proportional to 1,375,638.85, 2,063,549.40 and 364,746.70

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Solution

The fourth proportional to 1,375,638.85, 2,063,549.40 and 364,746.70 is: 547,144.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375,638.85 : 2,063,549.40 = 364,746.70 : x
  2. Step 2: Convert to fraction form
    1,375,638.85/2,063,549.40 = 364,746.70/x
  3. Step 3: Cross multiply
    1,375,638.85x = 2,063,549.40 × 364,746.70
  4. Step 4: Simplify right side
    1,375,638.85x = 752,672,833,936.98
  5. Step 5: Solve for x
    x = 752,672,833,936.98/1,375,638.85
  6. Step 6: Final answer
    x = 547,144.21

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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.