Home / 2,686,302.80-4,029,454.20-913,374.80

Finding the Fourth Proportional to 2,686,302.80, 4,029,454.20 and 913,374.80

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Solution

The fourth proportional to 2,686,302.80, 4,029,454.20 and 913,374.80 is: 1,370,062.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,686,302.80 : 4,029,454.20 = 913,374.80 : x
  2. Step 2: Convert to fraction form
    2,686,302.80/4,029,454.20 = 913,374.80/x
  3. Step 3: Cross multiply
    2,686,302.80x = 4,029,454.20 × 913,374.80
  4. Step 4: Simplify right side
    2,686,302.80x = 3,680,401,924,034.16
  5. Step 5: Solve for x
    x = 3,680,401,924,034.16/2,686,302.80
  6. Step 6: Final answer
    x = 1,370,062.20

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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.