Home / 1,624,397.18-2,240,964.44-979,459.08

Finding the Fourth Proportional to 1,624,397.18, 2,240,964.44 and 979,459.08

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Solution

The fourth proportional to 1,624,397.18, 2,240,964.44 and 979,459.08 is: 1,351,229.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,624,397.18 : 2,240,964.44 = 979,459.08 : x
  2. Step 2: Convert to fraction form
    1,624,397.18/2,240,964.44 = 979,459.08/x
  3. Step 3: Cross multiply
    1,624,397.18x = 2,240,964.44 × 979,459.08
  4. Step 4: Simplify right side
    1,624,397.18x = 2,194,932,959,087.18
  5. Step 5: Solve for x
    x = 2,194,932,959,087.18/1,624,397.18
  6. Step 6: Final answer
    x = 1,351,229.24

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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.