Home / 1,342,987.40-2,013,897.90-444,081.80

Finding the Fourth Proportional to 1,342,987.40, 2,013,897.90 and 444,081.80

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Solution

The fourth proportional to 1,342,987.40, 2,013,897.90 and 444,081.80 is: 665,929.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,987.40 : 2,013,897.90 = 444,081.80 : x
  2. Step 2: Convert to fraction form
    1,342,987.40/2,013,897.90 = 444,081.80/x
  3. Step 3: Cross multiply
    1,342,987.40x = 2,013,897.90 × 444,081.80
  4. Step 4: Simplify right side
    1,342,987.40x = 894,335,404,448.22
  5. Step 5: Solve for x
    x = 894,335,404,448.22/1,342,987.40
  6. Step 6: Final answer
    x = 665,929.85

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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.