Home / 1,213,492.32-1,820,452.32-414,586.08

Finding the Fourth Proportional to 1,213,492.32, 1,820,452.32 and 414,586.08

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Solution

The fourth proportional to 1,213,492.32, 1,820,452.32 and 414,586.08 is: 621,952.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,492.32 : 1,820,452.32 = 414,586.08 : x
  2. Step 2: Convert to fraction form
    1,213,492.32/1,820,452.32 = 414,586.08/x
  3. Step 3: Cross multiply
    1,213,492.32x = 1,820,452.32 × 414,586.08
  4. Step 4: Simplify right side
    1,213,492.32x = 754,734,191,175.71
  5. Step 5: Solve for x
    x = 754,734,191,175.71/1,213,492.32
  6. Step 6: Final answer
    x = 621,952.18

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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.