Home / 3,497,721.55-4,826,728.31-1,948,903.20

Finding the Fourth Proportional to 3,497,721.55, 4,826,728.31 and 1,948,903.20

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Solution

The fourth proportional to 3,497,721.55, 4,826,728.31 and 1,948,903.20 is: 2,689,415.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,497,721.55 : 4,826,728.31 = 1,948,903.20 : x
  2. Step 2: Convert to fraction form
    3,497,721.55/4,826,728.31 = 1,948,903.20/x
  3. Step 3: Cross multiply
    3,497,721.55x = 4,826,728.31 × 1,948,903.20
  4. Step 4: Simplify right side
    3,497,721.55x = 9,406,826,239,145.07
  5. Step 5: Solve for x
    x = 9,406,826,239,145.07/3,497,721.55
  6. Step 6: Final answer
    x = 2,689,415.41

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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.