Home / 1,564,675.68-2,157,423.60-1,451,301.60

Finding the Fourth Proportional to 1,564,675.68, 2,157,423.60 and 1,451,301.60

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Solution

The fourth proportional to 1,564,675.68, 2,157,423.60 and 1,451,301.60 is: 2,001,099.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,564,675.68 : 2,157,423.60 = 1,451,301.60 : x
  2. Step 2: Convert to fraction form
    1,564,675.68/2,157,423.60 = 1,451,301.60/x
  3. Step 3: Cross multiply
    1,564,675.68x = 2,157,423.60 × 1,451,301.60
  4. Step 4: Simplify right side
    1,564,675.68x = 3,131,072,322,557.76
  5. Step 5: Solve for x
    x = 3,131,072,322,557.76/1,564,675.68
  6. Step 6: Final answer
    x = 2,001,099.88

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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.