Home / 2,799,416.40-4,199,124.60-906,349.20

Finding the Fourth Proportional to 2,799,416.40, 4,199,124.60 and 906,349.20

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Solution

The fourth proportional to 2,799,416.40, 4,199,124.60 and 906,349.20 is: 1,359,523.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,799,416.40 : 4,199,124.60 = 906,349.20 : x
  2. Step 2: Convert to fraction form
    2,799,416.40/4,199,124.60 = 906,349.20/x
  3. Step 3: Cross multiply
    2,799,416.40x = 4,199,124.60 × 906,349.20
  4. Step 4: Simplify right side
    2,799,416.40x = 3,805,873,221,910.32
  5. Step 5: Solve for x
    x = 3,805,873,221,910.32/2,799,416.40
  6. Step 6: Final answer
    x = 1,359,523.80

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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.