Home / 2,708,170.78-4,063,830.80-2,136,051.58

Finding the Fourth Proportional to 2,708,170.78, 4,063,830.80 and 2,136,051.58

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Solution

The fourth proportional to 2,708,170.78, 4,063,830.80 and 2,136,051.58 is: 3,205,319.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,708,170.78 : 4,063,830.80 = 2,136,051.58 : x
  2. Step 2: Convert to fraction form
    2,708,170.78/4,063,830.80 = 2,136,051.58/x
  3. Step 3: Cross multiply
    2,708,170.78x = 4,063,830.80 × 2,136,051.58
  4. Step 4: Simplify right side
    2,708,170.78x = 8,680,552,201,192.66
  5. Step 5: Solve for x
    x = 8,680,552,201,192.66/2,708,170.78
  6. Step 6: Final answer
    x = 3,205,319.35

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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.