Home / 1,023,237.86-1,535,921.31-753,670.35

Finding the Fourth Proportional to 1,023,237.86, 1,535,921.31 and 753,670.35

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Solution

The fourth proportional to 1,023,237.86, 1,535,921.31 and 753,670.35 is: 1,131,289.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,237.86 : 1,535,921.31 = 753,670.35 : x
  2. Step 2: Convert to fraction form
    1,023,237.86/1,535,921.31 = 753,670.35/x
  3. Step 3: Cross multiply
    1,023,237.86x = 1,535,921.31 × 753,670.35
  4. Step 4: Simplify right side
    1,023,237.86x = 1,157,578,351,280.16
  5. Step 5: Solve for x
    x = 1,157,578,351,280.16/1,023,237.86
  6. Step 6: Final answer
    x = 1,131,289.61

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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.