Home / 1,812,255.16-2,718,420.18-659,462.20

Finding the Fourth Proportional to 1,812,255.16, 2,718,420.18 and 659,462.20

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Solution

The fourth proportional to 1,812,255.16, 2,718,420.18 and 659,462.20 is: 989,206.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812,255.16 : 2,718,420.18 = 659,462.20 : x
  2. Step 2: Convert to fraction form
    1,812,255.16/2,718,420.18 = 659,462.20/x
  3. Step 3: Cross multiply
    1,812,255.16x = 2,718,420.18 × 659,462.20
  4. Step 4: Simplify right side
    1,812,255.16x = 1,792,695,352,427.20
  5. Step 5: Solve for x
    x = 1,792,695,352,427.20/1,812,255.16
  6. Step 6: Final answer
    x = 989,206.92

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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.