Home / 4,156,987.80-6,235,481.70-3,485,141.40

Finding the Fourth Proportional to 4,156,987.80, 6,235,481.70 and 3,485,141.40

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Solution

The fourth proportional to 4,156,987.80, 6,235,481.70 and 3,485,141.40 is: 5,227,712.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,156,987.80 : 6,235,481.70 = 3,485,141.40 : x
  2. Step 2: Convert to fraction form
    4,156,987.80/6,235,481.70 = 3,485,141.40/x
  3. Step 3: Cross multiply
    4,156,987.80x = 6,235,481.70 × 3,485,141.40
  4. Step 4: Simplify right side
    4,156,987.80x = 21,731,535,421,612.38
  5. Step 5: Solve for x
    x = 21,731,535,421,612.38/4,156,987.80
  6. Step 6: Final answer
    x = 5,227,712.10

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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.