Home / 1,251,544.64-1,877,222.60-398,581.84

Finding the Fourth Proportional to 1,251,544.64, 1,877,222.60 and 398,581.84

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Solution

The fourth proportional to 1,251,544.64, 1,877,222.60 and 398,581.84 is: 597,842.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,544.64 : 1,877,222.60 = 398,581.84 : x
  2. Step 2: Convert to fraction form
    1,251,544.64/1,877,222.60 = 398,581.84/x
  3. Step 3: Cross multiply
    1,251,544.64x = 1,877,222.60 × 398,581.84
  4. Step 4: Simplify right side
    1,251,544.64x = 748,226,831,311.62
  5. Step 5: Solve for x
    x = 748,226,831,311.62/1,251,544.64
  6. Step 6: Final answer
    x = 597,842.70

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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.