Home / 1,127,359-1,556,571.92-725,650.84

Finding the Fourth Proportional to 1,127,359, 1,556,571.92 and 725,650.84

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Solution

The fourth proportional to 1,127,359, 1,556,571.92 and 725,650.84 is: 1,001,923.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,359 : 1,556,571.92 = 725,650.84 : x
  2. Step 2: Convert to fraction form
    1,127,359/1,556,571.92 = 725,650.84/x
  3. Step 3: Cross multiply
    1,127,359x = 1,556,571.92 × 725,650.84
  4. Step 4: Simplify right side
    1,127,359x = 1,129,527,721,268.41
  5. Step 5: Solve for x
    x = 1,129,527,721,268.41/1,127,359
  6. Step 6: Final answer
    x = 1,001,923.72

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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.