Home / 2,911,201.70-4,366,802.55-2,164,705.70

Finding the Fourth Proportional to 2,911,201.70, 4,366,802.55 and 2,164,705.70

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Solution

The fourth proportional to 2,911,201.70, 4,366,802.55 and 2,164,705.70 is: 3,247,058.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,911,201.70 : 4,366,802.55 = 2,164,705.70 : x
  2. Step 2: Convert to fraction form
    2,911,201.70/4,366,802.55 = 2,164,705.70/x
  3. Step 3: Cross multiply
    2,911,201.70x = 4,366,802.55 × 2,164,705.70
  4. Step 4: Simplify right side
    2,911,201.70x = 9,452,842,370,759.54
  5. Step 5: Solve for x
    x = 9,452,842,370,759.54/2,911,201.70
  6. Step 6: Final answer
    x = 3,247,058.55

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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.