Home / 3,572,070.72-4,929,497.28-1,962,438.72

Finding the Fourth Proportional to 3,572,070.72, 4,929,497.28 and 1,962,438.72

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Solution

The fourth proportional to 3,572,070.72, 4,929,497.28 and 1,962,438.72 is: 2,708,187.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,572,070.72 : 4,929,497.28 = 1,962,438.72 : x
  2. Step 2: Convert to fraction form
    3,572,070.72/4,929,497.28 = 1,962,438.72/x
  3. Step 3: Cross multiply
    3,572,070.72x = 4,929,497.28 × 1,962,438.72
  4. Step 4: Simplify right side
    3,572,070.72x = 9,673,836,332,406.68
  5. Step 5: Solve for x
    x = 9,673,836,332,406.68/3,572,070.72
  6. Step 6: Final answer
    x = 2,708,187.24

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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.