Home / 1,676,438.72-2,313,421.14-951,243.20

Finding the Fourth Proportional to 1,676,438.72, 2,313,421.14 and 951,243.20

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Solution

The fourth proportional to 1,676,438.72, 2,313,421.14 and 951,243.20 is: 1,312,679.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,676,438.72 : 2,313,421.14 = 951,243.20 : x
  2. Step 2: Convert to fraction form
    1,676,438.72/2,313,421.14 = 951,243.20/x
  3. Step 3: Cross multiply
    1,676,438.72x = 2,313,421.14 × 951,243.20
  4. Step 4: Simplify right side
    1,676,438.72x = 2,200,626,116,594.14
  5. Step 5: Solve for x
    x = 2,200,626,116,594.14/1,676,438.72
  6. Step 6: Final answer
    x = 1,312,679.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.