Home / 1,914,409.81-2,872,148.37-835,018.70

Finding the Fourth Proportional to 1,914,409.81, 2,872,148.37 and 835,018.70

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Solution

The fourth proportional to 1,914,409.81, 2,872,148.37 and 835,018.70 is: 1,252,760.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914,409.81 : 2,872,148.37 = 835,018.70 : x
  2. Step 2: Convert to fraction form
    1,914,409.81/2,872,148.37 = 835,018.70/x
  3. Step 3: Cross multiply
    1,914,409.81x = 2,872,148.37 × 835,018.70
  4. Step 4: Simplify right side
    1,914,409.81x = 2,398,297,593,407.35
  5. Step 5: Solve for x
    x = 2,398,297,593,407.35/1,914,409.81
  6. Step 6: Final answer
    x = 1,252,760.81

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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.