Home / 1,460,340.37-2,015,269.74-815,760.61

Finding the Fourth Proportional to 1,460,340.37, 2,015,269.74 and 815,760.61

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Solution

The fourth proportional to 1,460,340.37, 2,015,269.74 and 815,760.61 is: 1,125,749.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,460,340.37 : 2,015,269.74 = 815,760.61 : x
  2. Step 2: Convert to fraction form
    1,460,340.37/2,015,269.74 = 815,760.61/x
  3. Step 3: Cross multiply
    1,460,340.37x = 2,015,269.74 × 815,760.61
  4. Step 4: Simplify right side
    1,460,340.37x = 1,643,977,672,416.94
  5. Step 5: Solve for x
    x = 1,643,977,672,416.94/1,460,340.37
  6. Step 6: Final answer
    x = 1,125,749.66

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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.