Home / 1,838,920.12-2,758,352.54-827,327.74

Finding the Fourth Proportional to 1,838,920.12, 2,758,352.54 and 827,327.74

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Solution

The fourth proportional to 1,838,920.12, 2,758,352.54 and 827,327.74 is: 1,240,979.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,838,920.12 : 2,758,352.54 = 827,327.74 : x
  2. Step 2: Convert to fraction form
    1,838,920.12/2,758,352.54 = 827,327.74/x
  3. Step 3: Cross multiply
    1,838,920.12x = 2,758,352.54 × 827,327.74
  4. Step 4: Simplify right side
    1,838,920.12x = 2,282,061,573,041.46
  5. Step 5: Solve for x
    x = 2,282,061,573,041.46/1,838,920.12
  6. Step 6: Final answer
    x = 1,240,979.17

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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.