Home / 1,423,631.92-1,964,612.20-779,052.24

Finding the Fourth Proportional to 1,423,631.92, 1,964,612.20 and 779,052.24

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Solution

The fourth proportional to 1,423,631.92, 1,964,612.20 and 779,052.24 is: 1,075,092.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,423,631.92 : 1,964,612.20 = 779,052.24 : x
  2. Step 2: Convert to fraction form
    1,423,631.92/1,964,612.20 = 779,052.24/x
  3. Step 3: Cross multiply
    1,423,631.92x = 1,964,612.20 × 779,052.24
  4. Step 4: Simplify right side
    1,423,631.92x = 1,530,535,535,141.33
  5. Step 5: Solve for x
    x = 1,530,535,535,141.33/1,423,631.92
  6. Step 6: Final answer
    x = 1,075,092.17

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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.