Home / 1,608,725.31-2,421,785.03-1,465,551.21

Finding the Fourth Proportional to 1,608,725.31, 2,421,785.03 and 1,465,551.21

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Solution

The fourth proportional to 1,608,725.31, 2,421,785.03 and 1,465,551.21 is: 2,206,249.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,608,725.31 : 2,421,785.03 = 1,465,551.21 : x
  2. Step 2: Convert to fraction form
    1,608,725.31/2,421,785.03 = 1,465,551.21/x
  3. Step 3: Cross multiply
    1,608,725.31x = 2,421,785.03 × 1,465,551.21
  4. Step 4: Simplify right side
    1,608,725.31x = 3,549,249,973,748.63
  5. Step 5: Solve for x
    x = 3,549,249,973,748.63/1,608,725.31
  6. Step 6: Final answer
    x = 2,206,249.85

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.