Home / 1,219,727.40-1,828,035.90-587,279.40

Finding the Fourth Proportional to 1,219,727.40, 1,828,035.90 and 587,279.40

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Solution

The fourth proportional to 1,219,727.40, 1,828,035.90 and 587,279.40 is: 880,170.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,727.40 : 1,828,035.90 = 587,279.40 : x
  2. Step 2: Convert to fraction form
    1,219,727.40/1,828,035.90 = 587,279.40/x
  3. Step 3: Cross multiply
    1,219,727.40x = 1,828,035.90 × 587,279.40
  4. Step 4: Simplify right side
    1,219,727.40x = 1,073,567,826,530.46
  5. Step 5: Solve for x
    x = 1,073,567,826,530.46/1,219,727.40
  6. Step 6: Final answer
    x = 880,170.30

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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.