Home / 3,281,576.81-4,922,365.22-885,421.45

Finding the Fourth Proportional to 3,281,576.81, 4,922,365.22 and 885,421.45

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Solution

The fourth proportional to 3,281,576.81, 4,922,365.22 and 885,421.45 is: 1,328,132.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,281,576.81 : 4,922,365.22 = 885,421.45 : x
  2. Step 2: Convert to fraction form
    3,281,576.81/4,922,365.22 = 885,421.45/x
  3. Step 3: Cross multiply
    3,281,576.81x = 4,922,365.22 × 885,421.45
  4. Step 4: Simplify right side
    3,281,576.81x = 4,358,367,734,124.62
  5. Step 5: Solve for x
    x = 4,358,367,734,124.62/3,281,576.81
  6. Step 6: Final answer
    x = 1,328,132.17

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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.