Home / 4,285,145.20-6,415,276.20-4,160,729.20

Finding the Fourth Proportional to 4,285,145.20, 6,415,276.20 and 4,160,729.20

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Solution

The fourth proportional to 4,285,145.20, 6,415,276.20 and 4,160,729.20 is: 6,229,013.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,285,145.20 : 6,415,276.20 = 4,160,729.20 : x
  2. Step 2: Convert to fraction form
    4,285,145.20/6,415,276.20 = 4,160,729.20/x
  3. Step 3: Cross multiply
    4,285,145.20x = 6,415,276.20 × 4,160,729.20
  4. Step 4: Simplify right side
    4,285,145.20x = 26,692,227,011,405.04
  5. Step 5: Solve for x
    x = 26,692,227,011,405.04/4,285,145.20
  6. Step 6: Final answer
    x = 6,229,013.43

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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.