Home / 1,561,977.21-2,340,291.18-852,503.07

Finding the Fourth Proportional to 1,561,977.21, 2,340,291.18 and 852,503.07

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Solution

The fourth proportional to 1,561,977.21, 2,340,291.18 and 852,503.07 is: 1,277,294.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,561,977.21 : 2,340,291.18 = 852,503.07 : x
  2. Step 2: Convert to fraction form
    1,561,977.21/2,340,291.18 = 852,503.07/x
  3. Step 3: Cross multiply
    1,561,977.21x = 2,340,291.18 × 852,503.07
  4. Step 4: Simplify right side
    1,561,977.21x = 1,995,105,415,643.92
  5. Step 5: Solve for x
    x = 1,995,105,415,643.92/1,561,977.21
  6. Step 6: Final answer
    x = 1,277,294.83

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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.