Home / 1,690,526.72-2,332,983.30-926,582.24

Finding the Fourth Proportional to 1,690,526.72, 2,332,983.30 and 926,582.24

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Solution

The fourth proportional to 1,690,526.72, 2,332,983.30 and 926,582.24 is: 1,278,714.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,690,526.72 : 2,332,983.30 = 926,582.24 : x
  2. Step 2: Convert to fraction form
    1,690,526.72/2,332,983.30 = 926,582.24/x
  3. Step 3: Cross multiply
    1,690,526.72x = 2,332,983.30 × 926,582.24
  4. Step 4: Simplify right side
    1,690,526.72x = 2,161,700,894,354.37
  5. Step 5: Solve for x
    x = 2,161,700,894,354.37/1,690,526.72
  6. Step 6: Final answer
    x = 1,278,714.42

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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.