Home / 2,012,000.30-3,018,000.45-664,370.90

Finding the Fourth Proportional to 2,012,000.30, 3,018,000.45 and 664,370.90

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Solution

The fourth proportional to 2,012,000.30, 3,018,000.45 and 664,370.90 is: 996,556.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,012,000.30 : 3,018,000.45 = 664,370.90 : x
  2. Step 2: Convert to fraction form
    2,012,000.30/3,018,000.45 = 664,370.90/x
  3. Step 3: Cross multiply
    2,012,000.30x = 3,018,000.45 × 664,370.90
  4. Step 4: Simplify right side
    2,012,000.30x = 2,005,071,675,166.91
  5. Step 5: Solve for x
    x = 2,005,071,675,166.91/2,012,000.30
  6. Step 6: Final answer
    x = 996,556.35

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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.