Home / 2,666,730.30-3,996,985.05-1,068,503.10

Finding the Fourth Proportional to 2,666,730.30, 3,996,985.05 and 1,068,503.10

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Solution

The fourth proportional to 2,666,730.30, 3,996,985.05 and 1,068,503.10 is: 1,601,508.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,666,730.30 : 3,996,985.05 = 1,068,503.10 : x
  2. Step 2: Convert to fraction form
    2,666,730.30/3,996,985.05 = 1,068,503.10/x
  3. Step 3: Cross multiply
    2,666,730.30x = 3,996,985.05 × 1,068,503.10
  4. Step 4: Simplify right side
    2,666,730.30x = 4,270,790,916,578.66
  5. Step 5: Solve for x
    x = 4,270,790,916,578.66/2,666,730.30
  6. Step 6: Final answer
    x = 1,601,508.38

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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.