Home / 2,929,859.28-4,396,421.88-1,581,993.36

Finding the Fourth Proportional to 2,929,859.28, 4,396,421.88 and 1,581,993.36

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Solution

The fourth proportional to 2,929,859.28, 4,396,421.88 and 1,581,993.36 is: 2,373,871.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,929,859.28 : 4,396,421.88 = 1,581,993.36 : x
  2. Step 2: Convert to fraction form
    2,929,859.28/4,396,421.88 = 1,581,993.36/x
  3. Step 3: Cross multiply
    2,929,859.28x = 4,396,421.88 × 1,581,993.36
  4. Step 4: Simplify right side
    2,929,859.28x = 6,955,110,221,918.72
  5. Step 5: Solve for x
    x = 6,955,110,221,918.72/2,929,859.28
  6. Step 6: Final answer
    x = 2,373,871.77

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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.