Home / 3,557,071.25-5,332,337.36-1,282,038.87

Finding the Fourth Proportional to 3,557,071.25, 5,332,337.36 and 1,282,038.87

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Solution

The fourth proportional to 3,557,071.25, 5,332,337.36 and 1,282,038.87 is: 1,921,879.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557,071.25 : 5,332,337.36 = 1,282,038.87 : x
  2. Step 2: Convert to fraction form
    3,557,071.25/5,332,337.36 = 1,282,038.87/x
  3. Step 3: Cross multiply
    3,557,071.25x = 5,332,337.36 × 1,282,038.87
  4. Step 4: Simplify right side
    3,557,071.25x = 6,836,263,763,473.19
  5. Step 5: Solve for x
    x = 6,836,263,763,473.19/3,557,071.25
  6. Step 6: Final answer
    x = 1,921,879.91

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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.