Home / 1,917,255.64-2,875,884.42-655,095.64

Finding the Fourth Proportional to 1,917,255.64, 2,875,884.42 and 655,095.64

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Solution

The fourth proportional to 1,917,255.64, 2,875,884.42 and 655,095.64 is: 982,643.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,255.64 : 2,875,884.42 = 655,095.64 : x
  2. Step 2: Convert to fraction form
    1,917,255.64/2,875,884.42 = 655,095.64/x
  3. Step 3: Cross multiply
    1,917,255.64x = 2,875,884.42 × 655,095.64
  4. Step 4: Simplify right side
    1,917,255.64x = 1,883,979,344,685.93
  5. Step 5: Solve for x
    x = 1,883,979,344,685.93/1,917,255.64
  6. Step 6: Final answer
    x = 982,643.79

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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.