Home / 1,342,988.40-2,013,899.40-444,082.80

Finding the Fourth Proportional to 1,342,988.40, 2,013,899.40 and 444,082.80

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Solution

The fourth proportional to 1,342,988.40, 2,013,899.40 and 444,082.80 is: 665,931.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,988.40 : 2,013,899.40 = 444,082.80 : x
  2. Step 2: Convert to fraction form
    1,342,988.40/2,013,899.40 = 444,082.80/x
  3. Step 3: Cross multiply
    1,342,988.40x = 2,013,899.40 × 444,082.80
  4. Step 4: Simplify right side
    1,342,988.40x = 894,338,084,470.32
  5. Step 5: Solve for x
    x = 894,338,084,470.32/1,342,988.40
  6. Step 6: Final answer
    x = 665,931.35

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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.