Home / 2,947,482.78-4,067,497.53-1,640,714.10

Finding the Fourth Proportional to 2,947,482.78, 4,067,497.53 and 1,640,714.10

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Solution

The fourth proportional to 2,947,482.78, 4,067,497.53 and 1,640,714.10 is: 2,264,169.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,947,482.78 : 4,067,497.53 = 1,640,714.10 : x
  2. Step 2: Convert to fraction form
    2,947,482.78/4,067,497.53 = 1,640,714.10/x
  3. Step 3: Cross multiply
    2,947,482.78x = 4,067,497.53 × 1,640,714.10
  4. Step 4: Simplify right side
    2,947,482.78x = 6,673,600,549,186.17
  5. Step 5: Solve for x
    x = 6,673,600,549,186.17/2,947,482.78
  6. Step 6: Final answer
    x = 2,264,169.48

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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.