Home / 1,365,846.88-1,884,819.28-753,986.52

Finding the Fourth Proportional to 1,365,846.88, 1,884,819.28 and 753,986.52

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Solution

The fourth proportional to 1,365,846.88, 1,884,819.28 and 753,986.52 is: 1,040,474.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,846.88 : 1,884,819.28 = 753,986.52 : x
  2. Step 2: Convert to fraction form
    1,365,846.88/1,884,819.28 = 753,986.52/x
  3. Step 3: Cross multiply
    1,365,846.88x = 1,884,819.28 × 753,986.52
  4. Step 4: Simplify right side
    1,365,846.88x = 1,421,128,329,756.11
  5. Step 5: Solve for x
    x = 1,421,128,329,756.11/1,365,846.88
  6. Step 6: Final answer
    x = 1,040,474.12

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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.