Home / 2,841,144.35-3,920,714.75-1,551,990.47

Finding the Fourth Proportional to 2,841,144.35, 3,920,714.75 and 1,551,990.47

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Solution

The fourth proportional to 2,841,144.35, 3,920,714.75 and 1,551,990.47 is: 2,141,711.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,841,144.35 : 3,920,714.75 = 1,551,990.47 : x
  2. Step 2: Convert to fraction form
    2,841,144.35/3,920,714.75 = 1,551,990.47/x
  3. Step 3: Cross multiply
    2,841,144.35x = 3,920,714.75 × 1,551,990.47
  4. Step 4: Simplify right side
    2,841,144.35x = 6,084,911,911,864.84
  5. Step 5: Solve for x
    x = 6,084,911,911,864.84/2,841,144.35
  6. Step 6: Final answer
    x = 2,141,711.64

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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.