Home / 1,840,516.28-2,760,922.04-642,412.07

Finding the Fourth Proportional to 1,840,516.28, 2,760,922.04 and 642,412.07

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Solution

The fourth proportional to 1,840,516.28, 2,760,922.04 and 642,412.07 is: 963,669.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,840,516.28 : 2,760,922.04 = 642,412.07 : x
  2. Step 2: Convert to fraction form
    1,840,516.28/2,760,922.04 = 642,412.07/x
  3. Step 3: Cross multiply
    1,840,516.28x = 2,760,922.04 × 642,412.07
  4. Step 4: Simplify right side
    1,840,516.28x = 1,773,649,642,825.02
  5. Step 5: Solve for x
    x = 1,773,649,642,825.02/1,840,516.28
  6. Step 6: Final answer
    x = 963,669.63

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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.