Home / 1,453,005.76-2,179,486.72-653,722.88

Finding the Fourth Proportional to 1,453,005.76, 2,179,486.72 and 653,722.88

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Solution

The fourth proportional to 1,453,005.76, 2,179,486.72 and 653,722.88 is: 980,574.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453,005.76 : 2,179,486.72 = 653,722.88 : x
  2. Step 2: Convert to fraction form
    1,453,005.76/2,179,486.72 = 653,722.88/x
  3. Step 3: Cross multiply
    1,453,005.76x = 2,179,486.72 × 653,722.88
  4. Step 4: Simplify right side
    1,453,005.76x = 1,424,780,335,520.15
  5. Step 5: Solve for x
    x = 1,424,780,335,520.15/1,453,005.76
  6. Step 6: Final answer
    x = 980,574.46

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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.