Home / 1,567,488.40-2,351,232.60-770,326.90

Finding the Fourth Proportional to 1,567,488.40, 2,351,232.60 and 770,326.90

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Solution

The fourth proportional to 1,567,488.40, 2,351,232.60 and 770,326.90 is: 1,155,490.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567,488.40 : 2,351,232.60 = 770,326.90 : x
  2. Step 2: Convert to fraction form
    1,567,488.40/2,351,232.60 = 770,326.90/x
  3. Step 3: Cross multiply
    1,567,488.40x = 2,351,232.60 × 770,326.90
  4. Step 4: Simplify right side
    1,567,488.40x = 1,811,217,719,936.94
  5. Step 5: Solve for x
    x = 1,811,217,719,936.94/1,567,488.40
  6. Step 6: Final answer
    x = 1,155,490.35

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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.