Home / 1,317,338.54-1,817,370.51-881,896.18

Finding the Fourth Proportional to 1,317,338.54, 1,817,370.51 and 881,896.18

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Solution

The fourth proportional to 1,317,338.54, 1,817,370.51 and 881,896.18 is: 1,216,644.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,338.54 : 1,817,370.51 = 881,896.18 : x
  2. Step 2: Convert to fraction form
    1,317,338.54/1,817,370.51 = 881,896.18/x
  3. Step 3: Cross multiply
    1,317,338.54x = 1,817,370.51 × 881,896.18
  4. Step 4: Simplify right side
    1,317,338.54x = 1,602,732,101,326.80
  5. Step 5: Solve for x
    x = 1,602,732,101,326.80/1,317,338.54
  6. Step 6: Final answer
    x = 1,216,644.06

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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.