Home / 2,211,348.60-3,316,353.84-863,145.72

Finding the Fourth Proportional to 2,211,348.60, 3,316,353.84 and 863,145.72

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Solution

The fourth proportional to 2,211,348.60, 3,316,353.84 and 863,145.72 is: 1,294,457.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,211,348.60 : 3,316,353.84 = 863,145.72 : x
  2. Step 2: Convert to fraction form
    2,211,348.60/3,316,353.84 = 863,145.72/x
  3. Step 3: Cross multiply
    2,211,348.60x = 3,316,353.84 × 863,145.72
  4. Step 4: Simplify right side
    2,211,348.60x = 2,862,496,623,001.56
  5. Step 5: Solve for x
    x = 2,862,496,623,001.56/2,211,348.60
  6. Step 6: Final answer
    x = 1,294,457.43

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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.