Home / 1,317,359.73-1,817,399.59-881,917.32

Finding the Fourth Proportional to 1,317,359.73, 1,817,399.59 and 881,917.32

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Solution

The fourth proportional to 1,317,359.73, 1,817,399.59 and 881,917.32 is: 1,216,673.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,359.73 : 1,817,399.59 = 881,917.32 : x
  2. Step 2: Convert to fraction form
    1,317,359.73/1,817,399.59 = 881,917.32/x
  3. Step 3: Cross multiply
    1,317,359.73x = 1,817,399.59 × 881,917.32
  4. Step 4: Simplify right side
    1,317,359.73x = 1,602,796,175,781.90
  5. Step 5: Solve for x
    x = 1,602,796,175,781.90/1,317,359.73
  6. Step 6: Final answer
    x = 1,216,673.12

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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.