Home / 1,343,008.60-2,013,246.56-668,452.21

Finding the Fourth Proportional to 1,343,008.60, 2,013,246.56 and 668,452.21

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Solution

The fourth proportional to 1,343,008.60, 2,013,246.56 and 668,452.21 is: 1,002,048.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,008.60 : 2,013,246.56 = 668,452.21 : x
  2. Step 2: Convert to fraction form
    1,343,008.60/2,013,246.56 = 668,452.21/x
  3. Step 3: Cross multiply
    1,343,008.60x = 2,013,246.56 × 668,452.21
  4. Step 4: Simplify right side
    1,343,008.60x = 1,345,759,112,306.90
  5. Step 5: Solve for x
    x = 1,345,759,112,306.90/1,343,008.60
  6. Step 6: Final answer
    x = 1,002,048.02

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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.