Home / 3,175,603.92-4,763,409.66-870,116.74

Finding the Fourth Proportional to 3,175,603.92, 4,763,409.66 and 870,116.74

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Solution

The fourth proportional to 3,175,603.92, 4,763,409.66 and 870,116.74 is: 1,305,176.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,175,603.92 : 4,763,409.66 = 870,116.74 : x
  2. Step 2: Convert to fraction form
    3,175,603.92/4,763,409.66 = 870,116.74/x
  3. Step 3: Cross multiply
    3,175,603.92x = 4,763,409.66 × 870,116.74
  4. Step 4: Simplify right side
    3,175,603.92x = 4,144,722,472,735.18
  5. Step 5: Solve for x
    x = 4,144,722,472,735.18/3,175,603.92
  6. Step 6: Final answer
    x = 1,305,176.14

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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.