Home / 1,878,854.52-2,592,786.54-1,143,543

Finding the Fourth Proportional to 1,878,854.52, 2,592,786.54 and 1,143,543

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Solution

The fourth proportional to 1,878,854.52, 2,592,786.54 and 1,143,543 is: 1,578,069.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,878,854.52 : 2,592,786.54 = 1,143,543 : x
  2. Step 2: Convert to fraction form
    1,878,854.52/2,592,786.54 = 1,143,543/x
  3. Step 3: Cross multiply
    1,878,854.52x = 2,592,786.54 × 1,143,543
  4. Step 4: Simplify right side
    1,878,854.52x = 2,964,962,898,311.22
  5. Step 5: Solve for x
    x = 2,964,962,898,311.22/1,878,854.52
  6. Step 6: Final answer
    x = 1,578,069.44

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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.