Home / 1,142,764.28-1,577,027.51-652,798.65

Finding the Fourth Proportional to 1,142,764.28, 1,577,027.51 and 652,798.65

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Solution

The fourth proportional to 1,142,764.28, 1,577,027.51 and 652,798.65 is: 900,869.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,764.28 : 1,577,027.51 = 652,798.65 : x
  2. Step 2: Convert to fraction form
    1,142,764.28/1,577,027.51 = 652,798.65/x
  3. Step 3: Cross multiply
    1,142,764.28x = 1,577,027.51 × 652,798.65
  4. Step 4: Simplify right side
    1,142,764.28x = 1,029,481,429,540.86
  5. Step 5: Solve for x
    x = 1,029,481,429,540.86/1,142,764.28
  6. Step 6: Final answer
    x = 900,869.45

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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.