Home / 2,991,672.39-4,128,832.94-1,845,723.27

Finding the Fourth Proportional to 2,991,672.39, 4,128,832.94 and 1,845,723.27

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Solution

The fourth proportional to 2,991,672.39, 4,128,832.94 and 1,845,723.27 is: 2,547,298.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,991,672.39 : 4,128,832.94 = 1,845,723.27 : x
  2. Step 2: Convert to fraction form
    2,991,672.39/4,128,832.94 = 1,845,723.27/x
  3. Step 3: Cross multiply
    2,991,672.39x = 4,128,832.94 × 1,845,723.27
  4. Step 4: Simplify right side
    2,991,672.39x = 7,620,683,026,071.90
  5. Step 5: Solve for x
    x = 7,620,683,026,071.90/2,991,672.39
  6. Step 6: Final answer
    x = 2,547,298.65

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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.