Home / 1,166,642.33-1,750,590.90-1,124,178.57

Finding the Fourth Proportional to 1,166,642.33, 1,750,590.90 and 1,124,178.57

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Solution

The fourth proportional to 1,166,642.33, 1,750,590.90 and 1,124,178.57 is: 1,686,872.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,642.33 : 1,750,590.90 = 1,124,178.57 : x
  2. Step 2: Convert to fraction form
    1,166,642.33/1,750,590.90 = 1,124,178.57/x
  3. Step 3: Cross multiply
    1,166,642.33x = 1,750,590.90 × 1,124,178.57
  4. Step 4: Simplify right side
    1,166,642.33x = 1,967,976,774,617.01
  5. Step 5: Solve for x
    x = 1,967,976,774,617.01/1,166,642.33
  6. Step 6: Final answer
    x = 1,686,872.43

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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.