Home / 2,676,890.70-4,007,134.80-1,475,134.20

Finding the Fourth Proportional to 2,676,890.70, 4,007,134.80 and 1,475,134.20

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Solution

The fourth proportional to 2,676,890.70, 4,007,134.80 and 1,475,134.20 is: 2,208,181.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,676,890.70 : 4,007,134.80 = 1,475,134.20 : x
  2. Step 2: Convert to fraction form
    2,676,890.70/4,007,134.80 = 1,475,134.20/x
  3. Step 3: Cross multiply
    2,676,890.70x = 4,007,134.80 × 1,475,134.20
  4. Step 4: Simplify right side
    2,676,890.70x = 5,911,061,587,490.16
  5. Step 5: Solve for x
    x = 5,911,061,587,490.16/2,676,890.70
  6. Step 6: Final answer
    x = 2,208,181.90

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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.