Home / 1,618,752.69-2,231,803.35-1,327,291.20

Finding the Fourth Proportional to 1,618,752.69, 2,231,803.35 and 1,327,291.20

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Solution

The fourth proportional to 1,618,752.69, 2,231,803.35 and 1,327,291.20 is: 1,829,960.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,752.69 : 2,231,803.35 = 1,327,291.20 : x
  2. Step 2: Convert to fraction form
    1,618,752.69/2,231,803.35 = 1,327,291.20/x
  3. Step 3: Cross multiply
    1,618,752.69x = 2,231,803.35 × 1,327,291.20
  4. Step 4: Simplify right side
    1,618,752.69x = 2,962,252,946,585.52
  5. Step 5: Solve for x
    x = 2,962,252,946,585.52/1,618,752.69
  6. Step 6: Final answer
    x = 1,829,960.17

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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.