Home / 2,672,627.28-4,009,609.92-779,368.92

Finding the Fourth Proportional to 2,672,627.28, 4,009,609.92 and 779,368.92

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Solution

The fourth proportional to 2,672,627.28, 4,009,609.92 and 779,368.92 is: 1,169,248.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,672,627.28 : 4,009,609.92 = 779,368.92 : x
  2. Step 2: Convert to fraction form
    2,672,627.28/4,009,609.92 = 779,368.92/x
  3. Step 3: Cross multiply
    2,672,627.28x = 4,009,609.92 × 779,368.92
  4. Step 4: Simplify right side
    2,672,627.28x = 3,124,965,352,971.69
  5. Step 5: Solve for x
    x = 3,124,965,352,971.69/2,672,627.28
  6. Step 6: Final answer
    x = 1,169,248.47

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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.