Home / 1,586,990.52-2,190,247.02-983,469.24

Finding the Fourth Proportional to 1,586,990.52, 2,190,247.02 and 983,469.24

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Solution

The fourth proportional to 1,586,990.52, 2,190,247.02 and 983,469.24 is: 1,357,311.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,586,990.52 : 2,190,247.02 = 983,469.24 : x
  2. Step 2: Convert to fraction form
    1,586,990.52/2,190,247.02 = 983,469.24/x
  3. Step 3: Cross multiply
    1,586,990.52x = 2,190,247.02 × 983,469.24
  4. Step 4: Simplify right side
    1,586,990.52x = 2,154,040,572,171.66
  5. Step 5: Solve for x
    x = 2,154,040,572,171.66/1,586,990.52
  6. Step 6: Final answer
    x = 1,357,311.56

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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.