Home / 1,363,907.52-2,045,268.38-391,057.56

Finding the Fourth Proportional to 1,363,907.52, 2,045,268.38 and 391,057.56

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Solution

The fourth proportional to 1,363,907.52, 2,045,268.38 and 391,057.56 is: 586,416.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,363,907.52 : 2,045,268.38 = 391,057.56 : x
  2. Step 2: Convert to fraction form
    1,363,907.52/2,045,268.38 = 391,057.56/x
  3. Step 3: Cross multiply
    1,363,907.52x = 2,045,268.38 × 391,057.56
  4. Step 4: Simplify right side
    1,363,907.52x = 799,817,662,227.95
  5. Step 5: Solve for x
    x = 799,817,662,227.95/1,363,907.52
  6. Step 6: Final answer
    x = 586,416.34

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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.