Home / 1,109,311.56-1,530,848.84-600,012.72

Finding the Fourth Proportional to 1,109,311.56, 1,530,848.84 and 600,012.72

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Solution

The fourth proportional to 1,109,311.56, 1,530,848.84 and 600,012.72 is: 828,016.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,311.56 : 1,530,848.84 = 600,012.72 : x
  2. Step 2: Convert to fraction form
    1,109,311.56/1,530,848.84 = 600,012.72/x
  3. Step 3: Cross multiply
    1,109,311.56x = 1,530,848.84 × 600,012.72
  4. Step 4: Simplify right side
    1,109,311.56x = 918,528,773,397.18
  5. Step 5: Solve for x
    x = 918,528,773,397.18/1,109,311.56
  6. Step 6: Final answer
    x = 828,016.95

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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.