Home / 1,071,299.14-1,478,484.64-587,957.72

Finding the Fourth Proportional to 1,071,299.14, 1,478,484.64 and 587,957.72

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Solution

The fourth proportional to 1,071,299.14, 1,478,484.64 and 587,957.72 is: 811,432.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,299.14 : 1,478,484.64 = 587,957.72 : x
  2. Step 2: Convert to fraction form
    1,071,299.14/1,478,484.64 = 587,957.72/x
  3. Step 3: Cross multiply
    1,071,299.14x = 1,478,484.64 × 587,957.72
  4. Step 4: Simplify right side
    1,071,299.14x = 869,286,457,989.42
  5. Step 5: Solve for x
    x = 869,286,457,989.42/1,071,299.14
  6. Step 6: Final answer
    x = 811,432.05

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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.