Home / 1,079,771.28-1,490,094.56-614,602.43

Finding the Fourth Proportional to 1,079,771.28, 1,490,094.56 and 614,602.43

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Solution

The fourth proportional to 1,079,771.28, 1,490,094.56 and 614,602.43 is: 848,157.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,771.28 : 1,490,094.56 = 614,602.43 : x
  2. Step 2: Convert to fraction form
    1,079,771.28/1,490,094.56 = 614,602.43/x
  3. Step 3: Cross multiply
    1,079,771.28x = 1,490,094.56 × 614,602.43
  4. Step 4: Simplify right side
    1,079,771.28x = 915,815,745,561.45
  5. Step 5: Solve for x
    x = 915,815,745,561.45/1,079,771.28
  6. Step 6: Final answer
    x = 848,157.17

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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.