Home / 1,466,418.30-2,199,627.45-990,527.10

Finding the Fourth Proportional to 1,466,418.30, 2,199,627.45 and 990,527.10

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Solution

The fourth proportional to 1,466,418.30, 2,199,627.45 and 990,527.10 is: 1,485,790.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,466,418.30 : 2,199,627.45 = 990,527.10 : x
  2. Step 2: Convert to fraction form
    1,466,418.30/2,199,627.45 = 990,527.10/x
  3. Step 3: Cross multiply
    1,466,418.30x = 2,199,627.45 × 990,527.10
  4. Step 4: Simplify right side
    1,466,418.30x = 2,178,790,599,128.90
  5. Step 5: Solve for x
    x = 2,178,790,599,128.90/1,466,418.30
  6. Step 6: Final answer
    x = 1,485,790.65

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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.