Home / 1,808,416.60-2,712,541.38-743,196.76

Finding the Fourth Proportional to 1,808,416.60, 2,712,541.38 and 743,196.76

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Solution

The fourth proportional to 1,808,416.60, 2,712,541.38 and 743,196.76 is: 1,114,760.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,808,416.60 : 2,712,541.38 = 743,196.76 : x
  2. Step 2: Convert to fraction form
    1,808,416.60/2,712,541.38 = 743,196.76/x
  3. Step 3: Cross multiply
    1,808,416.60x = 2,712,541.38 × 743,196.76
  4. Step 4: Simplify right side
    1,808,416.60x = 2,015,951,964,981.93
  5. Step 5: Solve for x
    x = 2,015,951,964,981.93/1,808,416.60
  6. Step 6: Final answer
    x = 1,114,760.82

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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.