Home / 3,223,742.34-4,448,623.89-1,773,345.78

Finding the Fourth Proportional to 3,223,742.34, 4,448,623.89 and 1,773,345.78

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Solution

The fourth proportional to 3,223,742.34, 4,448,623.89 and 1,773,345.78 is: 2,447,139.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,223,742.34 : 4,448,623.89 = 1,773,345.78 : x
  2. Step 2: Convert to fraction form
    3,223,742.34/4,448,623.89 = 1,773,345.78/x
  3. Step 3: Cross multiply
    3,223,742.34x = 4,448,623.89 × 1,773,345.78
  4. Step 4: Simplify right side
    3,223,742.34x = 7,888,948,402,138.68
  5. Step 5: Solve for x
    x = 7,888,948,402,138.68/3,223,742.34
  6. Step 6: Final answer
    x = 2,447,139.87

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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.