Home / 4,971,971.60-7,458,117.77-1,377,773.18

Finding the Fourth Proportional to 4,971,971.60, 7,458,117.77 and 1,377,773.18

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Solution

The fourth proportional to 4,971,971.60, 7,458,117.77 and 1,377,773.18 is: 2,066,704.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,971,971.60 : 7,458,117.77 = 1,377,773.18 : x
  2. Step 2: Convert to fraction form
    4,971,971.60/7,458,117.77 = 1,377,773.18/x
  3. Step 3: Cross multiply
    4,971,971.60x = 7,458,117.77 × 1,377,773.18
  4. Step 4: Simplify right side
    4,971,971.60x = 10,275,594,599,496.82
  5. Step 5: Solve for x
    x = 10,275,594,599,496.82/4,971,971.60
  6. Step 6: Final answer
    x = 2,066,704.20

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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.