Home / 1,623,643.68-2,241,078.66-944,711.40

Finding the Fourth Proportional to 1,623,643.68, 2,241,078.66 and 944,711.40

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Solution

The fourth proportional to 1,623,643.68, 2,241,078.66 and 944,711.40 is: 1,303,963.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,643.68 : 2,241,078.66 = 944,711.40 : x
  2. Step 2: Convert to fraction form
    1,623,643.68/2,241,078.66 = 944,711.40/x
  3. Step 3: Cross multiply
    1,623,643.68x = 2,241,078.66 × 944,711.40
  4. Step 4: Simplify right side
    1,623,643.68x = 2,117,172,558,398.72
  5. Step 5: Solve for x
    x = 2,117,172,558,398.72/1,623,643.68
  6. Step 6: Final answer
    x = 1,303,963.78

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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.