Home / 1,441,608.18-1,988,982.69-1,006,013.94

Finding the Fourth Proportional to 1,441,608.18, 1,988,982.69 and 1,006,013.94

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Solution

The fourth proportional to 1,441,608.18, 1,988,982.69 and 1,006,013.94 is: 1,387,994.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,441,608.18 : 1,988,982.69 = 1,006,013.94 : x
  2. Step 2: Convert to fraction form
    1,441,608.18/1,988,982.69 = 1,006,013.94/x
  3. Step 3: Cross multiply
    1,441,608.18x = 1,988,982.69 × 1,006,013.94
  4. Step 4: Simplify right side
    1,441,608.18x = 2,000,944,312,558.70
  5. Step 5: Solve for x
    x = 2,000,944,312,558.70/1,441,608.18
  6. Step 6: Final answer
    x = 1,387,994.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.