Home / 1,236,253.20-1,853,494.20-477,445.20

Finding the Fourth Proportional to 1,236,253.20, 1,853,494.20 and 477,445.20

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Solution

The fourth proportional to 1,236,253.20, 1,853,494.20 and 477,445.20 is: 715,825.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,253.20 : 1,853,494.20 = 477,445.20 : x
  2. Step 2: Convert to fraction form
    1,236,253.20/1,853,494.20 = 477,445.20/x
  3. Step 3: Cross multiply
    1,236,253.20x = 1,853,494.20 × 477,445.20
  4. Step 4: Simplify right side
    1,236,253.20x = 884,941,909,017.84
  5. Step 5: Solve for x
    x = 884,941,909,017.84/1,236,253.20
  6. Step 6: Final answer
    x = 715,825.78

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1.5x scale

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.