Home / 4,374,003.90-6,561,005.85-2,778,368.70

Finding the Fourth Proportional to 4,374,003.90, 6,561,005.85 and 2,778,368.70

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Solution

The fourth proportional to 4,374,003.90, 6,561,005.85 and 2,778,368.70 is: 4,167,553.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,374,003.90 : 6,561,005.85 = 2,778,368.70 : x
  2. Step 2: Convert to fraction form
    4,374,003.90/6,561,005.85 = 2,778,368.70/x
  3. Step 3: Cross multiply
    4,374,003.90x = 6,561,005.85 × 2,778,368.70
  4. Step 4: Simplify right side
    4,374,003.90x = 18,228,893,294,156.89
  5. Step 5: Solve for x
    x = 18,228,893,294,156.89/4,374,003.90
  6. Step 6: Final answer
    x = 4,167,553.05

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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.