Home / 1,142,061.40-1,576,108.56-652,175.56

Finding the Fourth Proportional to 1,142,061.40, 1,576,108.56 and 652,175.56

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Solution

The fourth proportional to 1,142,061.40, 1,576,108.56 and 652,175.56 is: 900,038.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,061.40 : 1,576,108.56 = 652,175.56 : x
  2. Step 2: Convert to fraction form
    1,142,061.40/1,576,108.56 = 652,175.56/x
  3. Step 3: Cross multiply
    1,142,061.40x = 1,576,108.56 × 652,175.56
  4. Step 4: Simplify right side
    1,142,061.40x = 1,027,899,482,738.79
  5. Step 5: Solve for x
    x = 1,027,899,482,738.79/1,142,061.40
  6. Step 6: Final answer
    x = 900,038.72

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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.