Home / 5,491,177.40-8,237,864.34-1,897,075.64

Finding the Fourth Proportional to 5,491,177.40, 8,237,864.34 and 1,897,075.64

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Solution

The fourth proportional to 5,491,177.40, 8,237,864.34 and 1,897,075.64 is: 2,845,992.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,491,177.40 : 8,237,864.34 = 1,897,075.64 : x
  2. Step 2: Convert to fraction form
    5,491,177.40/8,237,864.34 = 1,897,075.64/x
  3. Step 3: Cross multiply
    5,491,177.40x = 8,237,864.34 × 1,897,075.64
  4. Step 4: Simplify right side
    5,491,177.40x = 15,627,851,765,038.68
  5. Step 5: Solve for x
    x = 15,627,851,765,038.68/5,491,177.40
  6. Step 6: Final answer
    x = 2,845,992.88

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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.