Home / 1,955,447.36-2,934,011.78-945,328.86

Finding the Fourth Proportional to 1,955,447.36, 2,934,011.78 and 945,328.86

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Solution

The fourth proportional to 1,955,447.36, 2,934,011.78 and 945,328.86 is: 1,418,399.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,955,447.36 : 2,934,011.78 = 945,328.86 : x
  2. Step 2: Convert to fraction form
    1,955,447.36/2,934,011.78 = 945,328.86/x
  3. Step 3: Cross multiply
    1,955,447.36x = 2,934,011.78 × 945,328.86
  4. Step 4: Simplify right side
    1,955,447.36x = 2,773,606,006,487.33
  5. Step 5: Solve for x
    x = 2,773,606,006,487.33/1,955,447.36
  6. Step 6: Final answer
    x = 1,418,399.73

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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.