Home / 2,107,163.88-2,907,886.08-1,140,294.16

Finding the Fourth Proportional to 2,107,163.88, 2,907,886.08 and 1,140,294.16

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Solution

The fourth proportional to 2,107,163.88, 2,907,886.08 and 1,140,294.16 is: 1,573,605.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,107,163.88 : 2,907,886.08 = 1,140,294.16 : x
  2. Step 2: Convert to fraction form
    2,107,163.88/2,907,886.08 = 1,140,294.16/x
  3. Step 3: Cross multiply
    2,107,163.88x = 2,907,886.08 × 1,140,294.16
  4. Step 4: Simplify right side
    2,107,163.88x = 3,315,845,514,969.29
  5. Step 5: Solve for x
    x = 3,315,845,514,969.29/2,107,163.88
  6. Step 6: Final answer
    x = 1,573,605.90

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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.