Home / 1,051,713.60-1,578,121.20-483,266.40

Finding the Fourth Proportional to 1,051,713.60, 1,578,121.20 and 483,266.40

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Solution

The fourth proportional to 1,051,713.60, 1,578,121.20 and 483,266.40 is: 725,152.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,713.60 : 1,578,121.20 = 483,266.40 : x
  2. Step 2: Convert to fraction form
    1,051,713.60/1,578,121.20 = 483,266.40/x
  3. Step 3: Cross multiply
    1,051,713.60x = 1,578,121.20 × 483,266.40
  4. Step 4: Simplify right side
    1,051,713.60x = 762,652,951,087.68
  5. Step 5: Solve for x
    x = 762,652,951,087.68/1,051,713.60
  6. Step 6: Final answer
    x = 725,152.69

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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.