Home / 4,031,386.80-5,563,321.40-2,195,839.40

Finding the Fourth Proportional to 4,031,386.80, 5,563,321.40 and 2,195,839.40

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Solution

The fourth proportional to 4,031,386.80, 5,563,321.40 and 2,195,839.40 is: 3,030,262.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,031,386.80 : 5,563,321.40 = 2,195,839.40 : x
  2. Step 2: Convert to fraction form
    4,031,386.80/5,563,321.40 = 2,195,839.40/x
  3. Step 3: Cross multiply
    4,031,386.80x = 5,563,321.40 × 2,195,839.40
  4. Step 4: Simplify right side
    4,031,386.80x = 12,216,160,324,983.16
  5. Step 5: Solve for x
    x = 12,216,160,324,983.16/4,031,386.80
  6. Step 6: Final answer
    x = 3,030,262.52

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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.