Home / 1,167,139.11-1,610,664.27-657,841.49

Finding the Fourth Proportional to 1,167,139.11, 1,610,664.27 and 657,841.49

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Solution

The fourth proportional to 1,167,139.11, 1,610,664.27 and 657,841.49 is: 907,828.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,139.11 : 1,610,664.27 = 657,841.49 : x
  2. Step 2: Convert to fraction form
    1,167,139.11/1,610,664.27 = 657,841.49/x
  3. Step 3: Cross multiply
    1,167,139.11x = 1,610,664.27 × 657,841.49
  4. Step 4: Simplify right side
    1,167,139.11x = 1,059,561,775,213.24
  5. Step 5: Solve for x
    x = 1,059,561,775,213.24/1,167,139.11
  6. Step 6: Final answer
    x = 907,828.18

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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.