Home / 3,454,587.60-4,767,115.86-1,905,869.22

Finding the Fourth Proportional to 3,454,587.60, 4,767,115.86 and 1,905,869.22

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Solution

The fourth proportional to 3,454,587.60, 4,767,115.86 and 1,905,869.22 is: 2,629,980.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,454,587.60 : 4,767,115.86 = 1,905,869.22 : x
  2. Step 2: Convert to fraction form
    3,454,587.60/4,767,115.86 = 1,905,869.22/x
  3. Step 3: Cross multiply
    3,454,587.60x = 4,767,115.86 × 1,905,869.22
  4. Step 4: Simplify right side
    3,454,587.60x = 9,085,499,385,747.83
  5. Step 5: Solve for x
    x = 9,085,499,385,747.83/3,454,587.60
  6. Step 6: Final answer
    x = 2,629,980.89

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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.