Home / 1,082,114.40-1,620,061.20-662,210.40

Finding the Fourth Proportional to 1,082,114.40, 1,620,061.20 and 662,210.40

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Solution

The fourth proportional to 1,082,114.40, 1,620,061.20 and 662,210.40 is: 991,412.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,114.40 : 1,620,061.20 = 662,210.40 : x
  2. Step 2: Convert to fraction form
    1,082,114.40/1,620,061.20 = 662,210.40/x
  3. Step 3: Cross multiply
    1,082,114.40x = 1,620,061.20 × 662,210.40
  4. Step 4: Simplify right side
    1,082,114.40x = 1,072,821,375,276.48
  5. Step 5: Solve for x
    x = 1,072,821,375,276.48/1,082,114.40
  6. Step 6: Final answer
    x = 991,412.16

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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.