Home / 5,070,773.84-7,609,150.80-1,878,142.64

Finding the Fourth Proportional to 5,070,773.84, 7,609,150.80 and 1,878,142.64

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Solution

The fourth proportional to 5,070,773.84, 7,609,150.80 and 1,878,142.64 is: 2,818,321.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,070,773.84 : 7,609,150.80 = 1,878,142.64 : x
  2. Step 2: Convert to fraction form
    5,070,773.84/7,609,150.80 = 1,878,142.64/x
  3. Step 3: Cross multiply
    5,070,773.84x = 7,609,150.80 × 1,878,142.64
  4. Step 4: Simplify right side
    5,070,773.84x = 14,291,070,571,670.11
  5. Step 5: Solve for x
    x = 14,291,070,571,670.11/5,070,773.84
  6. Step 6: Final answer
    x = 2,818,321.43

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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.