Home / 1,233,157.86-1,849,921.29-380,158.56

Finding the Fourth Proportional to 1,233,157.86, 1,849,921.29 and 380,158.56

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Solution

The fourth proportional to 1,233,157.86, 1,849,921.29 and 380,158.56 is: 570,294.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233,157.86 : 1,849,921.29 = 380,158.56 : x
  2. Step 2: Convert to fraction form
    1,233,157.86/1,849,921.29 = 380,158.56/x
  3. Step 3: Cross multiply
    1,233,157.86x = 1,849,921.29 × 380,158.56
  4. Step 4: Simplify right side
    1,233,157.86x = 703,263,413,719.74
  5. Step 5: Solve for x
    x = 703,263,413,719.74/1,233,157.86
  6. Step 6: Final answer
    x = 570,294.72

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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.