Home / 1,239,627.48-1,859,196.18-340,837.32

Finding the Fourth Proportional to 1,239,627.48, 1,859,196.18 and 340,837.32

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Solution

The fourth proportional to 1,239,627.48, 1,859,196.18 and 340,837.32 is: 511,188.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,239,627.48 : 1,859,196.18 = 340,837.32 : x
  2. Step 2: Convert to fraction form
    1,239,627.48/1,859,196.18 = 340,837.32/x
  3. Step 3: Cross multiply
    1,239,627.48x = 1,859,196.18 × 340,837.32
  4. Step 4: Simplify right side
    1,239,627.48x = 633,683,443,345.44
  5. Step 5: Solve for x
    x = 633,683,443,345.44/1,239,627.48
  6. Step 6: Final answer
    x = 511,188.61

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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.