Home / 1,087,582.96-1,631,540.29-554,813.36

Finding the Fourth Proportional to 1,087,582.96, 1,631,540.29 and 554,813.36

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Solution

The fourth proportional to 1,087,582.96, 1,631,540.29 and 554,813.36 is: 832,304.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,582.96 : 1,631,540.29 = 554,813.36 : x
  2. Step 2: Convert to fraction form
    1,087,582.96/1,631,540.29 = 554,813.36/x
  3. Step 3: Cross multiply
    1,087,582.96x = 1,631,540.29 × 554,813.36
  4. Step 4: Simplify right side
    1,087,582.96x = 905,200,350,270.27
  5. Step 5: Solve for x
    x = 905,200,350,270.27/1,087,582.96
  6. Step 6: Final answer
    x = 832,304.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.