Home / 6,228,980.80-9,341,721.60-1,970,454.40

Finding the Fourth Proportional to 6,228,980.80, 9,341,721.60 and 1,970,454.40

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Solution

The fourth proportional to 6,228,980.80, 9,341,721.60 and 1,970,454.40 is: 2,955,128.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,228,980.80 : 9,341,721.60 = 1,970,454.40 : x
  2. Step 2: Convert to fraction form
    6,228,980.80/9,341,721.60 = 1,970,454.40/x
  3. Step 3: Cross multiply
    6,228,980.80x = 9,341,721.60 × 1,970,454.40
  4. Step 4: Simplify right side
    6,228,980.80x = 18,407,436,430,295.04
  5. Step 5: Solve for x
    x = 18,407,436,430,295.04/6,228,980.80
  6. Step 6: Final answer
    x = 2,955,128.14

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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.