Home / 1,127,302.73-1,555,674.49-618,005.51

Finding the Fourth Proportional to 1,127,302.73, 1,555,674.49 and 618,005.51

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Solution

The fourth proportional to 1,127,302.73, 1,555,674.49 and 618,005.51 is: 852,845.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,302.73 : 1,555,674.49 = 618,005.51 : x
  2. Step 2: Convert to fraction form
    1,127,302.73/1,555,674.49 = 618,005.51/x
  3. Step 3: Cross multiply
    1,127,302.73x = 1,555,674.49 × 618,005.51
  4. Step 4: Simplify right side
    1,127,302.73x = 961,415,406,586.44
  5. Step 5: Solve for x
    x = 961,415,406,586.44/1,127,302.73
  6. Step 6: Final answer
    x = 852,845.81

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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.