Home / 3,230,031.03-4,458,302.40-1,906,618.40

Finding the Fourth Proportional to 3,230,031.03, 4,458,302.40 and 1,906,618.40

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Solution

The fourth proportional to 3,230,031.03, 4,458,302.40 and 1,906,618.40 is: 2,631,640.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,230,031.03 : 4,458,302.40 = 1,906,618.40 : x
  2. Step 2: Convert to fraction form
    3,230,031.03/4,458,302.40 = 1,906,618.40/x
  3. Step 3: Cross multiply
    3,230,031.03x = 4,458,302.40 × 1,906,618.40
  4. Step 4: Simplify right side
    3,230,031.03x = 8,500,281,374,094.01
  5. Step 5: Solve for x
    x = 8,500,281,374,094.01/3,230,031.03
  6. Step 6: Final answer
    x = 2,631,640.78

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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.