Home / 2,005,060.20-3,007,590.30-1,207,898.70

Finding the Fourth Proportional to 2,005,060.20, 3,007,590.30 and 1,207,898.70

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Solution

The fourth proportional to 2,005,060.20, 3,007,590.30 and 1,207,898.70 is: 1,811,848.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,005,060.20 : 3,007,590.30 = 1,207,898.70 : x
  2. Step 2: Convert to fraction form
    2,005,060.20/3,007,590.30 = 1,207,898.70/x
  3. Step 3: Cross multiply
    2,005,060.20x = 3,007,590.30 × 1,207,898.70
  4. Step 4: Simplify right side
    2,005,060.20x = 3,632,864,413,502.61
  5. Step 5: Solve for x
    x = 3,632,864,413,502.61/2,005,060.20
  6. Step 6: Final answer
    x = 1,811,848.05

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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.