Home / 1,690,539.18-2,332,939.23-926,590.38

Finding the Fourth Proportional to 1,690,539.18, 2,332,939.23 and 926,590.38

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Solution

The fourth proportional to 1,690,539.18, 2,332,939.23 and 926,590.38 is: 1,278,692.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,690,539.18 : 2,332,939.23 = 926,590.38 : x
  2. Step 2: Convert to fraction form
    1,690,539.18/2,332,939.23 = 926,590.38/x
  3. Step 3: Cross multiply
    1,690,539.18x = 2,332,939.23 × 926,590.38
  4. Step 4: Simplify right side
    1,690,539.18x = 2,161,679,047,642.61
  5. Step 5: Solve for x
    x = 2,161,679,047,642.61/1,690,539.18
  6. Step 6: Final answer
    x = 1,278,692.07

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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.