Home / 3,587,293.80-5,380,940.70-1,343,140.20

Finding the Fourth Proportional to 3,587,293.80, 5,380,940.70 and 1,343,140.20

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Solution

The fourth proportional to 3,587,293.80, 5,380,940.70 and 1,343,140.20 is: 2,014,710.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,587,293.80 : 5,380,940.70 = 1,343,140.20 : x
  2. Step 2: Convert to fraction form
    3,587,293.80/5,380,940.70 = 1,343,140.20/x
  3. Step 3: Cross multiply
    3,587,293.80x = 5,380,940.70 × 1,343,140.20
  4. Step 4: Simplify right side
    3,587,293.80x = 7,227,357,767,986.14
  5. Step 5: Solve for x
    x = 7,227,357,767,986.14/3,587,293.80
  6. Step 6: Final answer
    x = 2,014,710.30

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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.