Home / 2,916,195.40-4,372,980.90-1,118,481.40

Finding the Fourth Proportional to 2,916,195.40, 4,372,980.90 and 1,118,481.40

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Solution

The fourth proportional to 2,916,195.40, 4,372,980.90 and 1,118,481.40 is: 1,677,218.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916,195.40 : 4,372,980.90 = 1,118,481.40 : x
  2. Step 2: Convert to fraction form
    2,916,195.40/4,372,980.90 = 1,118,481.40/x
  3. Step 3: Cross multiply
    2,916,195.40x = 4,372,980.90 × 1,118,481.40
  4. Step 4: Simplify right side
    2,916,195.40x = 4,891,097,799,205.26
  5. Step 5: Solve for x
    x = 4,891,097,799,205.26/2,916,195.40
  6. Step 6: Final answer
    x = 1,677,218.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.