Home / 1,567,492.65-2,351,238.98-770,331.15

Finding the Fourth Proportional to 1,567,492.65, 2,351,238.98 and 770,331.15

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Solution

The fourth proportional to 1,567,492.65, 2,351,238.98 and 770,331.15 is: 1,155,496.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567,492.65 : 2,351,238.98 = 770,331.15 : x
  2. Step 2: Convert to fraction form
    1,567,492.65/2,351,238.98 = 770,331.15/x
  3. Step 3: Cross multiply
    1,567,492.65x = 2,351,238.98 × 770,331.15
  4. Step 4: Simplify right side
    1,567,492.65x = 1,811,232,623,536.57
  5. Step 5: Solve for x
    x = 1,811,232,623,536.57/1,567,492.65
  6. Step 6: Final answer
    x = 1,155,496.73

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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.