Home / 2,223,658.09-3,068,977.31-1,407,937.47

Finding the Fourth Proportional to 2,223,658.09, 3,068,977.31 and 1,407,937.47

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Solution

The fourth proportional to 2,223,658.09, 3,068,977.31 and 1,407,937.47 is: 1,943,162.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,223,658.09 : 3,068,977.31 = 1,407,937.47 : x
  2. Step 2: Convert to fraction form
    2,223,658.09/3,068,977.31 = 1,407,937.47/x
  3. Step 3: Cross multiply
    2,223,658.09x = 3,068,977.31 × 1,407,937.47
  4. Step 4: Simplify right side
    2,223,658.09x = 4,320,928,149,328.81
  5. Step 5: Solve for x
    x = 4,320,928,149,328.81/2,223,658.09
  6. Step 6: Final answer
    x = 1,943,162.11

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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.