Home / 2,291,820.10-3,438,248.55-1,344,703.30

Finding the Fourth Proportional to 2,291,820.10, 3,438,248.55 and 1,344,703.30

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Solution

The fourth proportional to 2,291,820.10, 3,438,248.55 and 1,344,703.30 is: 2,017,359.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,291,820.10 : 3,438,248.55 = 1,344,703.30 : x
  2. Step 2: Convert to fraction form
    2,291,820.10/3,438,248.55 = 1,344,703.30/x
  3. Step 3: Cross multiply
    2,291,820.10x = 3,438,248.55 × 1,344,703.30
  4. Step 4: Simplify right side
    2,291,820.10x = 4,623,424,171,405.22
  5. Step 5: Solve for x
    x = 4,623,424,171,405.22/2,291,820.10
  6. Step 6: Final answer
    x = 2,017,359.12

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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.