Home / 3,678,032.40-5,517,079.35-1,281,873.16

Finding the Fourth Proportional to 3,678,032.40, 5,517,079.35 and 1,281,873.16

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Solution

The fourth proportional to 3,678,032.40, 5,517,079.35 and 1,281,873.16 is: 1,922,820.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,678,032.40 : 5,517,079.35 = 1,281,873.16 : x
  2. Step 2: Convert to fraction form
    3,678,032.40/5,517,079.35 = 1,281,873.16/x
  3. Step 3: Cross multiply
    3,678,032.40x = 5,517,079.35 × 1,281,873.16
  4. Step 4: Simplify right side
    3,678,032.40x = 7,072,195,940,355.25
  5. Step 5: Solve for x
    x = 7,072,195,940,355.25/3,678,032.40
  6. Step 6: Final answer
    x = 1,922,820.46

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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.