Home / 1,639,714.25-2,262,794.74-904,706.38

Finding the Fourth Proportional to 1,639,714.25, 2,262,794.74 and 904,706.38

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Solution

The fourth proportional to 1,639,714.25, 2,262,794.74 and 904,706.38 is: 1,248,488.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,714.25 : 2,262,794.74 = 904,706.38 : x
  2. Step 2: Convert to fraction form
    1,639,714.25/2,262,794.74 = 904,706.38/x
  3. Step 3: Cross multiply
    1,639,714.25x = 2,262,794.74 × 904,706.38
  4. Step 4: Simplify right side
    1,639,714.25x = 2,047,164,837,908.44
  5. Step 5: Solve for x
    x = 2,047,164,837,908.44/1,639,714.25
  6. Step 6: Final answer
    x = 1,248,488.78

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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.