Home / 1,344,927.20-2,019,723.60-715,071.20

Finding the Fourth Proportional to 1,344,927.20, 2,019,723.60 and 715,071.20

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Solution

The fourth proportional to 1,344,927.20, 2,019,723.60 and 715,071.20 is: 1,073,847.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,927.20 : 2,019,723.60 = 715,071.20 : x
  2. Step 2: Convert to fraction form
    1,344,927.20/2,019,723.60 = 715,071.20/x
  3. Step 3: Cross multiply
    1,344,927.20x = 2,019,723.60 × 715,071.20
  4. Step 4: Simplify right side
    1,344,927.20x = 1,444,246,178,320.32
  5. Step 5: Solve for x
    x = 1,444,246,178,320.32/1,344,927.20
  6. Step 6: Final answer
    x = 1,073,847.10

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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.