Home / 2,218,496.60-3,318,989.16-1,680,303.24

Finding the Fourth Proportional to 2,218,496.60, 3,318,989.16 and 1,680,303.24

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Solution

The fourth proportional to 2,218,496.60, 3,318,989.16 and 1,680,303.24 is: 2,513,823.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,218,496.60 : 3,318,989.16 = 1,680,303.24 : x
  2. Step 2: Convert to fraction form
    2,218,496.60/3,318,989.16 = 1,680,303.24/x
  3. Step 3: Cross multiply
    2,218,496.60x = 3,318,989.16 × 1,680,303.24
  4. Step 4: Simplify right side
    2,218,496.60x = 5,576,908,235,922.31
  5. Step 5: Solve for x
    x = 5,576,908,235,922.31/2,218,496.60
  6. Step 6: Final answer
    x = 2,513,823.20

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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.