Home / 4,228,007.76-5,832,210.60-2,698,390.80

Finding the Fourth Proportional to 4,228,007.76, 5,832,210.60 and 2,698,390.80

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Solution

The fourth proportional to 4,228,007.76, 5,832,210.60 and 2,698,390.80 is: 3,722,221.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,228,007.76 : 5,832,210.60 = 2,698,390.80 : x
  2. Step 2: Convert to fraction form
    4,228,007.76/5,832,210.60 = 2,698,390.80/x
  3. Step 3: Cross multiply
    4,228,007.76x = 5,832,210.60 × 2,698,390.80
  4. Step 4: Simplify right side
    4,228,007.76x = 15,737,583,426,702.48
  5. Step 5: Solve for x
    x = 15,737,583,426,702.48/4,228,007.76
  6. Step 6: Final answer
    x = 3,722,221.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.