Home / 1,845,495.28-2,545,193.10-1,200,680.20

Finding the Fourth Proportional to 1,845,495.28, 2,545,193.10 and 1,200,680.20

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Solution

The fourth proportional to 1,845,495.28, 2,545,193.10 and 1,200,680.20 is: 1,655,903.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,845,495.28 : 2,545,193.10 = 1,200,680.20 : x
  2. Step 2: Convert to fraction form
    1,845,495.28/2,545,193.10 = 1,200,680.20/x
  3. Step 3: Cross multiply
    1,845,495.28x = 2,545,193.10 × 1,200,680.20
  4. Step 4: Simplify right side
    1,845,495.28x = 3,055,962,960,346.62
  5. Step 5: Solve for x
    x = 3,055,962,960,346.62/1,845,495.28
  6. Step 6: Final answer
    x = 1,655,903.97

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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.