Home / 3,549,949.89-4,899,274.92-2,100,111.45

Finding the Fourth Proportional to 3,549,949.89, 4,899,274.92 and 2,100,111.45

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Solution

The fourth proportional to 3,549,949.89, 4,899,274.92 and 2,100,111.45 is: 2,898,357.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,549,949.89 : 4,899,274.92 = 2,100,111.45 : x
  2. Step 2: Convert to fraction form
    3,549,949.89/4,899,274.92 = 2,100,111.45/x
  3. Step 3: Cross multiply
    3,549,949.89x = 4,899,274.92 × 2,100,111.45
  4. Step 4: Simplify right side
    3,549,949.89x = 10,289,023,356,189.83
  5. Step 5: Solve for x
    x = 10,289,023,356,189.83/3,549,949.89
  6. Step 6: Final answer
    x = 2,898,357.35

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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.