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Finding the Fourth Proportional to 1,748,884.40, 2,623,326.60 and 627,066.80

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Solution

The fourth proportional to 1,748,884.40, 2,623,326.60 and 627,066.80 is: 940,600.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,748,884.40 : 2,623,326.60 = 627,066.80 : x
  2. Step 2: Convert to fraction form
    1,748,884.40/2,623,326.60 = 627,066.80/x
  3. Step 3: Cross multiply
    1,748,884.40x = 2,623,326.60 × 627,066.80
  4. Step 4: Simplify right side
    1,748,884.40x = 1,645,001,016,416.88
  5. Step 5: Solve for x
    x = 1,645,001,016,416.88/1,748,884.40
  6. Step 6: Final answer
    x = 940,600.20

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Similar ratio
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1.5x scale

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.