Home / 1,482,341.40-2,044,092.78-1,268,190.36

Finding the Fourth Proportional to 1,482,341.40, 2,044,092.78 and 1,268,190.36

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Solution

The fourth proportional to 1,482,341.40, 2,044,092.78 and 1,268,190.36 is: 1,748,786.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,482,341.40 : 2,044,092.78 = 1,268,190.36 : x
  2. Step 2: Convert to fraction form
    1,482,341.40/2,044,092.78 = 1,268,190.36/x
  3. Step 3: Cross multiply
    1,482,341.40x = 2,044,092.78 × 1,268,190.36
  4. Step 4: Simplify right side
    1,482,341.40x = 2,592,298,758,541.60
  5. Step 5: Solve for x
    x = 2,592,298,758,541.60/1,482,341.40
  6. Step 6: Final answer
    x = 1,748,786.59

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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.