Home / 1,146,348.54-1,581,835.20-662,840.46

Finding the Fourth Proportional to 1,146,348.54, 1,581,835.20 and 662,840.46

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Solution

The fourth proportional to 1,146,348.54, 1,581,835.20 and 662,840.46 is: 914,647.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,348.54 : 1,581,835.20 = 662,840.46 : x
  2. Step 2: Convert to fraction form
    1,146,348.54/1,581,835.20 = 662,840.46/x
  3. Step 3: Cross multiply
    1,146,348.54x = 1,581,835.20 × 662,840.46
  4. Step 4: Simplify right side
    1,146,348.54x = 1,048,504,371,612.19
  5. Step 5: Solve for x
    x = 1,048,504,371,612.19/1,146,348.54
  6. Step 6: Final answer
    x = 914,647.10

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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.