Home / 1,422,894.64-2,134,345.56-581,446.48

Finding the Fourth Proportional to 1,422,894.64, 2,134,345.56 and 581,446.48

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Solution

The fourth proportional to 1,422,894.64, 2,134,345.56 and 581,446.48 is: 872,171.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422,894.64 : 2,134,345.56 = 581,446.48 : x
  2. Step 2: Convert to fraction form
    1,422,894.64/2,134,345.56 = 581,446.48/x
  3. Step 3: Cross multiply
    1,422,894.64x = 2,134,345.56 × 581,446.48
  4. Step 4: Simplify right side
    1,422,894.64x = 1,241,007,712,965.63
  5. Step 5: Solve for x
    x = 1,241,007,712,965.63/1,422,894.64
  6. Step 6: Final answer
    x = 872,171.19

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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.