Home / 2,914,862.20-4,371,515.70-1,021,406.20

Finding the Fourth Proportional to 2,914,862.20, 4,371,515.70 and 1,021,406.20

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Solution

The fourth proportional to 2,914,862.20, 4,371,515.70 and 1,021,406.20 is: 1,531,836.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,914,862.20 : 4,371,515.70 = 1,021,406.20 : x
  2. Step 2: Convert to fraction form
    2,914,862.20/4,371,515.70 = 1,021,406.20/x
  3. Step 3: Cross multiply
    2,914,862.20x = 4,371,515.70 × 1,021,406.20
  4. Step 4: Simplify right side
    2,914,862.20x = 4,465,093,239,377.34
  5. Step 5: Solve for x
    x = 4,465,093,239,377.34/2,914,862.20
  6. Step 6: Final answer
    x = 1,531,836.82

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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.