Home / 1,343,061.10-2,013,325.19-668,504.69

Finding the Fourth Proportional to 1,343,061.10, 2,013,325.19 and 668,504.69

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Solution

The fourth proportional to 1,343,061.10, 2,013,325.19 and 668,504.69 is: 1,002,126.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,061.10 : 2,013,325.19 = 668,504.69 : x
  2. Step 2: Convert to fraction form
    1,343,061.10/2,013,325.19 = 668,504.69/x
  3. Step 3: Cross multiply
    1,343,061.10x = 2,013,325.19 × 668,504.69
  4. Step 4: Simplify right side
    1,343,061.10x = 1,345,917,335,372.19
  5. Step 5: Solve for x
    x = 1,345,917,335,372.19/1,343,061.10
  6. Step 6: Final answer
    x = 1,002,126.66

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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.