Home / 2,900,509.34-4,350,424.05-981,414.81

Finding the Fourth Proportional to 2,900,509.34, 4,350,424.05 and 981,414.81

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Solution

The fourth proportional to 2,900,509.34, 4,350,424.05 and 981,414.81 is: 1,472,007.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,900,509.34 : 4,350,424.05 = 981,414.81 : x
  2. Step 2: Convert to fraction form
    2,900,509.34/4,350,424.05 = 981,414.81/x
  3. Step 3: Cross multiply
    2,900,509.34x = 4,350,424.05 × 981,414.81
  4. Step 4: Simplify right side
    2,900,509.34x = 4,269,570,592,450.18
  5. Step 5: Solve for x
    x = 4,269,570,592,450.18/2,900,509.34
  6. Step 6: Final answer
    x = 1,472,007.19

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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.