Home / 2,889,090.48-4,332,613.46-839,324.57

Finding the Fourth Proportional to 2,889,090.48, 4,332,613.46 and 839,324.57

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Solution

The fourth proportional to 2,889,090.48, 4,332,613.46 and 839,324.57 is: 1,258,689.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,889,090.48 : 4,332,613.46 = 839,324.57 : x
  2. Step 2: Convert to fraction form
    2,889,090.48/4,332,613.46 = 839,324.57/x
  3. Step 3: Cross multiply
    2,889,090.48x = 4,332,613.46 × 839,324.57
  4. Step 4: Simplify right side
    2,889,090.48x = 3,636,468,903,431.02
  5. Step 5: Solve for x
    x = 3,636,468,903,431.02/2,889,090.48
  6. Step 6: Final answer
    x = 1,258,689.86

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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.