Home / 1,508,478.28-2,081,402.20-846,212.15

Finding the Fourth Proportional to 1,508,478.28, 2,081,402.20 and 846,212.15

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Solution

The fourth proportional to 1,508,478.28, 2,081,402.20 and 846,212.15 is: 1,167,605.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508,478.28 : 2,081,402.20 = 846,212.15 : x
  2. Step 2: Convert to fraction form
    1,508,478.28/2,081,402.20 = 846,212.15/x
  3. Step 3: Cross multiply
    1,508,478.28x = 2,081,402.20 × 846,212.15
  4. Step 4: Simplify right side
    1,508,478.28x = 1,761,307,830,676.73
  5. Step 5: Solve for x
    x = 1,761,307,830,676.73/1,508,478.28
  6. Step 6: Final answer
    x = 1,167,605.70

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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.