Home / 3,834,752.13-5,292,068.72-2,115,983.39

Finding the Fourth Proportional to 3,834,752.13, 5,292,068.72 and 2,115,983.39

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Solution

The fourth proportional to 3,834,752.13, 5,292,068.72 and 2,115,983.39 is: 2,920,118.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,834,752.13 : 5,292,068.72 = 2,115,983.39 : x
  2. Step 2: Convert to fraction form
    3,834,752.13/5,292,068.72 = 2,115,983.39/x
  3. Step 3: Cross multiply
    3,834,752.13x = 5,292,068.72 × 2,115,983.39
  4. Step 4: Simplify right side
    3,834,752.13x = 11,197,929,473,218.30
  5. Step 5: Solve for x
    x = 11,197,929,473,218.30/3,834,752.13
  6. Step 6: Final answer
    x = 2,920,118.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.