Home / 1,083,592.51-1,496,362.83-811,187.46

Finding the Fourth Proportional to 1,083,592.51, 1,496,362.83 and 811,187.46

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Solution

The fourth proportional to 1,083,592.51, 1,496,362.83 and 811,187.46 is: 1,120,191.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,083,592.51 : 1,496,362.83 = 811,187.46 : x
  2. Step 2: Convert to fraction form
    1,083,592.51/1,496,362.83 = 811,187.46/x
  3. Step 3: Cross multiply
    1,083,592.51x = 1,496,362.83 × 811,187.46
  4. Step 4: Simplify right side
    1,083,592.51x = 1,213,830,763,306.11
  5. Step 5: Solve for x
    x = 1,213,830,763,306.11/1,083,592.51
  6. Step 6: Final answer
    x = 1,120,191.17

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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.