Home / 1,606,272.05-2,216,348.36-918,161.93

Finding the Fourth Proportional to 1,606,272.05, 2,216,348.36 and 918,161.93

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Solution

The fourth proportional to 1,606,272.05, 2,216,348.36 and 918,161.93 is: 1,266,887.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,606,272.05 : 2,216,348.36 = 918,161.93 : x
  2. Step 2: Convert to fraction form
    1,606,272.05/2,216,348.36 = 918,161.93/x
  3. Step 3: Cross multiply
    1,606,272.05x = 2,216,348.36 × 918,161.93
  4. Step 4: Simplify right side
    1,606,272.05x = 2,034,966,692,163.10
  5. Step 5: Solve for x
    x = 2,034,966,692,163.10/1,606,272.05
  6. Step 6: Final answer
    x = 1,266,887.94

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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.