Home / 2,154,806.40-3,231,950.40-892,502.40

Finding the Fourth Proportional to 2,154,806.40, 3,231,950.40 and 892,502.40

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Solution

The fourth proportional to 2,154,806.40, 3,231,950.40 and 892,502.40 is: 1,338,646.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,154,806.40 : 3,231,950.40 = 892,502.40 : x
  2. Step 2: Convert to fraction form
    2,154,806.40/3,231,950.40 = 892,502.40/x
  3. Step 3: Cross multiply
    2,154,806.40x = 3,231,950.40 × 892,502.40
  4. Step 4: Simplify right side
    2,154,806.40x = 2,884,523,488,680.96
  5. Step 5: Solve for x
    x = 2,884,523,488,680.96/2,154,806.40
  6. Step 6: Final answer
    x = 1,338,646.24

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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.