Home / 1,039,122.45-1,559,132.71-558,788.84

Finding the Fourth Proportional to 1,039,122.45, 1,559,132.71 and 558,788.84

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Solution

The fourth proportional to 1,039,122.45, 1,559,132.71 and 558,788.84 is: 838,424.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,122.45 : 1,559,132.71 = 558,788.84 : x
  2. Step 2: Convert to fraction form
    1,039,122.45/1,559,132.71 = 558,788.84/x
  3. Step 3: Cross multiply
    1,039,122.45x = 1,559,132.71 × 558,788.84
  4. Step 4: Simplify right side
    1,039,122.45x = 871,225,949,234.32
  5. Step 5: Solve for x
    x = 871,225,949,234.32/1,039,122.45
  6. Step 6: Final answer
    x = 838,424.72

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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.