Home / 1,119,697.34-1,679,269.19-479,928.52

Finding the Fourth Proportional to 1,119,697.34, 1,679,269.19 and 479,928.52

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Solution

The fourth proportional to 1,119,697.34, 1,679,269.19 and 479,928.52 is: 719,774.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,697.34 : 1,679,269.19 = 479,928.52 : x
  2. Step 2: Convert to fraction form
    1,119,697.34/1,679,269.19 = 479,928.52/x
  3. Step 3: Cross multiply
    1,119,697.34x = 1,679,269.19 × 479,928.52
  4. Step 4: Simplify right side
    1,119,697.34x = 805,929,176,737.74
  5. Step 5: Solve for x
    x = 805,929,176,737.74/1,119,697.34
  6. Step 6: Final answer
    x = 719,774.13

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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.