Home / 1,551,654.12-2,141,308.80-863,380.92

Finding the Fourth Proportional to 1,551,654.12, 2,141,308.80 and 863,380.92

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Solution

The fourth proportional to 1,551,654.12, 2,141,308.80 and 863,380.92 is: 1,191,480.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551,654.12 : 2,141,308.80 = 863,380.92 : x
  2. Step 2: Convert to fraction form
    1,551,654.12/2,141,308.80 = 863,380.92/x
  3. Step 3: Cross multiply
    1,551,654.12x = 2,141,308.80 × 863,380.92
  4. Step 4: Simplify right side
    1,551,654.12x = 1,848,765,161,748.10
  5. Step 5: Solve for x
    x = 1,848,765,161,748.10/1,551,654.12
  6. Step 6: Final answer
    x = 1,191,480.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.