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Finding the Fourth Proportional to 1,799,640.88, 2,483,533.98 and 1,074,551.92

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Solution

The fourth proportional to 1,799,640.88, 2,483,533.98 and 1,074,551.92 is: 1,482,899.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,799,640.88 : 2,483,533.98 = 1,074,551.92 : x
  2. Step 2: Convert to fraction form
    1,799,640.88/2,483,533.98 = 1,074,551.92/x
  3. Step 3: Cross multiply
    1,799,640.88x = 2,483,533.98 × 1,074,551.92
  4. Step 4: Simplify right side
    1,799,640.88x = 2,668,686,206,594.24
  5. Step 5: Solve for x
    x = 2,668,686,206,594.24/1,799,640.88
  6. Step 6: Final answer
    x = 1,482,899.30

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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.