Home / 3,477,451.10-4,799,127.89-1,929,208.19

Finding the Fourth Proportional to 3,477,451.10, 4,799,127.89 and 1,929,208.19

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Solution

The fourth proportional to 3,477,451.10, 4,799,127.89 and 1,929,208.19 is: 2,662,443.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,477,451.10 : 4,799,127.89 = 1,929,208.19 : x
  2. Step 2: Convert to fraction form
    3,477,451.10/4,799,127.89 = 1,929,208.19/x
  3. Step 3: Cross multiply
    3,477,451.10x = 4,799,127.89 × 1,929,208.19
  4. Step 4: Simplify right side
    3,477,451.10x = 9,258,516,811,072.80
  5. Step 5: Solve for x
    x = 9,258,516,811,072.80/3,477,451.10
  6. Step 6: Final answer
    x = 2,662,443.43

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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.