Home / 1,485,019.60-2,227,529.40-487,747.60

Finding the Fourth Proportional to 1,485,019.60, 2,227,529.40 and 487,747.60

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Solution

The fourth proportional to 1,485,019.60, 2,227,529.40 and 487,747.60 is: 731,621.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,019.60 : 2,227,529.40 = 487,747.60 : x
  2. Step 2: Convert to fraction form
    1,485,019.60/2,227,529.40 = 487,747.60/x
  3. Step 3: Cross multiply
    1,485,019.60x = 2,227,529.40 × 487,747.60
  4. Step 4: Simplify right side
    1,485,019.60x = 1,086,472,118,779.44
  5. Step 5: Solve for x
    x = 1,086,472,118,779.44/1,485,019.60
  6. Step 6: Final answer
    x = 731,621.40

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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.