Home / 2,810,437.04-3,878,403.84-1,521,273.44

Finding the Fourth Proportional to 2,810,437.04, 3,878,403.84 and 1,521,273.44

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Solution

The fourth proportional to 2,810,437.04, 3,878,403.84 and 1,521,273.44 is: 2,099,357.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,810,437.04 : 3,878,403.84 = 1,521,273.44 : x
  2. Step 2: Convert to fraction form
    2,810,437.04/3,878,403.84 = 1,521,273.44/x
  3. Step 3: Cross multiply
    2,810,437.04x = 3,878,403.84 × 1,521,273.44
  4. Step 4: Simplify right side
    2,810,437.04x = 5,900,112,751,386.01
  5. Step 5: Solve for x
    x = 5,900,112,751,386.01/2,810,437.04
  6. Step 6: Final answer
    x = 2,099,357.74

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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.