Home / 1,407,969.50-1,942,986.15-796,242.36

Finding the Fourth Proportional to 1,407,969.50, 1,942,986.15 and 796,242.36

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Solution

The fourth proportional to 1,407,969.50, 1,942,986.15 and 796,242.36 is: 1,098,807.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,969.50 : 1,942,986.15 = 796,242.36 : x
  2. Step 2: Convert to fraction form
    1,407,969.50/1,942,986.15 = 796,242.36/x
  3. Step 3: Cross multiply
    1,407,969.50x = 1,942,986.15 × 796,242.36
  4. Step 4: Simplify right side
    1,407,969.50x = 1,547,087,877,523.31
  5. Step 5: Solve for x
    x = 1,547,087,877,523.31/1,407,969.50
  6. Step 6: Final answer
    x = 1,098,807.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.