Home / 1,414,051.20-2,121,081.28-349,093.36

Finding the Fourth Proportional to 1,414,051.20, 2,121,081.28 and 349,093.36

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Solution

The fourth proportional to 1,414,051.20, 2,121,081.28 and 349,093.36 is: 523,641.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,414,051.20 : 2,121,081.28 = 349,093.36 : x
  2. Step 2: Convert to fraction form
    1,414,051.20/2,121,081.28 = 349,093.36/x
  3. Step 3: Cross multiply
    1,414,051.20x = 2,121,081.28 × 349,093.36
  4. Step 4: Simplify right side
    1,414,051.20x = 740,455,390,868.30
  5. Step 5: Solve for x
    x = 740,455,390,868.30/1,414,051.20
  6. Step 6: Final answer
    x = 523,641.15

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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.