Home / 972,856.12-1,449,499.24-918,531.04

Finding the Fourth Proportional to 972,856.12, 1,449,499.24 and 918,531.04

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Solution

The fourth proportional to 972,856.12, 1,449,499.24 and 918,531.04 is: 1,368,558.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,856.12 : 1,449,499.24 = 918,531.04 : x
  2. Step 2: Convert to fraction form
    972,856.12/1,449,499.24 = 918,531.04/x
  3. Step 3: Cross multiply
    972,856.12x = 1,449,499.24 × 918,531.04
  4. Step 4: Simplify right side
    972,856.12x = 1,331,410,044,396.41
  5. Step 5: Solve for x
    x = 1,331,410,044,396.41/972,856.12
  6. Step 6: Final answer
    x = 1,368,558.02

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.