Home / 2,716,995.76-3,752,742.56-1,980,784.13

Finding the Fourth Proportional to 2,716,995.76, 3,752,742.56 and 1,980,784.13

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Solution

The fourth proportional to 2,716,995.76, 3,752,742.56 and 1,980,784.13 is: 2,735,879.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,716,995.76 : 3,752,742.56 = 1,980,784.13 : x
  2. Step 2: Convert to fraction form
    2,716,995.76/3,752,742.56 = 1,980,784.13/x
  3. Step 3: Cross multiply
    2,716,995.76x = 3,752,742.56 × 1,980,784.13
  4. Step 4: Simplify right side
    2,716,995.76x = 7,433,372,878,155.94
  5. Step 5: Solve for x
    x = 7,433,372,878,155.94/2,716,995.76
  6. Step 6: Final answer
    x = 2,735,879.46

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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.