Home / 1,857,002.46-2,561,720.13-1,212,799.74

Finding the Fourth Proportional to 1,857,002.46, 2,561,720.13 and 1,212,799.74

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Solution

The fourth proportional to 1,857,002.46, 2,561,720.13 and 1,212,799.74 is: 1,673,047.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,857,002.46 : 2,561,720.13 = 1,212,799.74 : x
  2. Step 2: Convert to fraction form
    1,857,002.46/2,561,720.13 = 1,212,799.74/x
  3. Step 3: Cross multiply
    1,857,002.46x = 2,561,720.13 × 1,212,799.74
  4. Step 4: Simplify right side
    1,857,002.46x = 3,106,853,507,616.77
  5. Step 5: Solve for x
    x = 3,106,853,507,616.77/1,857,002.46
  6. Step 6: Final answer
    x = 1,673,047.60

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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.