Home / 1,680,802.34-2,521,201.18-670,633.73

Finding the Fourth Proportional to 1,680,802.34, 2,521,201.18 and 670,633.73

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Solution

The fourth proportional to 1,680,802.34, 2,521,201.18 and 670,633.73 is: 1,005,949.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,680,802.34 : 2,521,201.18 = 670,633.73 : x
  2. Step 2: Convert to fraction form
    1,680,802.34/2,521,201.18 = 670,633.73/x
  3. Step 3: Cross multiply
    1,680,802.34x = 2,521,201.18 × 670,633.73
  4. Step 4: Simplify right side
    1,680,802.34x = 1,690,802,538,817.80
  5. Step 5: Solve for x
    x = 1,690,802,538,817.80/1,680,802.34
  6. Step 6: Final answer
    x = 1,005,949.66

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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.