Home / 1,787,327.10-2,680,148.27-649,286.82

Finding the Fourth Proportional to 1,787,327.10, 2,680,148.27 and 649,286.82

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Solution

The fourth proportional to 1,787,327.10, 2,680,148.27 and 649,286.82 is: 973,624.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,327.10 : 2,680,148.27 = 649,286.82 : x
  2. Step 2: Convert to fraction form
    1,787,327.10/2,680,148.27 = 649,286.82/x
  3. Step 3: Cross multiply
    1,787,327.10x = 2,680,148.27 × 649,286.82
  4. Step 4: Simplify right side
    1,787,327.10x = 1,740,184,948,980.02
  5. Step 5: Solve for x
    x = 1,740,184,948,980.02/1,787,327.10
  6. Step 6: Final answer
    x = 973,624.22

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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.