Home / 1,281,721.32-1,922,691.06-335,090.52

Finding the Fourth Proportional to 1,281,721.32, 1,922,691.06 and 335,090.52

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Solution

The fourth proportional to 1,281,721.32, 1,922,691.06 and 335,090.52 is: 502,664.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,721.32 : 1,922,691.06 = 335,090.52 : x
  2. Step 2: Convert to fraction form
    1,281,721.32/1,922,691.06 = 335,090.52/x
  3. Step 3: Cross multiply
    1,281,721.32x = 1,922,691.06 × 335,090.52
  4. Step 4: Simplify right side
    1,281,721.32x = 644,275,547,094.75
  5. Step 5: Solve for x
    x = 644,275,547,094.75/1,281,721.32
  6. Step 6: Final answer
    x = 502,664.30

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.