Home / 2,291,985.38-3,163,038.23-1,273,390.13

Finding the Fourth Proportional to 2,291,985.38, 3,163,038.23 and 1,273,390.13

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Solution

The fourth proportional to 2,291,985.38, 3,163,038.23 and 1,273,390.13 is: 1,757,333.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,291,985.38 : 3,163,038.23 = 1,273,390.13 : x
  2. Step 2: Convert to fraction form
    2,291,985.38/3,163,038.23 = 1,273,390.13/x
  3. Step 3: Cross multiply
    2,291,985.38x = 3,163,038.23 × 1,273,390.13
  4. Step 4: Simplify right side
    2,291,985.38x = 4,027,781,650,262.95
  5. Step 5: Solve for x
    x = 4,027,781,650,262.95/2,291,985.38
  6. Step 6: Final answer
    x = 1,757,333.05

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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.