Home / 2,186,615.12-3,280,870-1,174,556.32

Finding the Fourth Proportional to 2,186,615.12, 3,280,870 and 1,174,556.32

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Solution

The fourth proportional to 2,186,615.12, 3,280,870 and 1,174,556.32 is: 1,762,343.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,186,615.12 : 3,280,870 = 1,174,556.32 : x
  2. Step 2: Convert to fraction form
    2,186,615.12/3,280,870 = 1,174,556.32/x
  3. Step 3: Cross multiply
    2,186,615.12x = 3,280,870 × 1,174,556.32
  4. Step 4: Simplify right side
    2,186,615.12x = 3,853,566,593,598.40
  5. Step 5: Solve for x
    x = 3,853,566,593,598.40/2,186,615.12
  6. Step 6: Final answer
    x = 1,762,343.34

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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.