Home / 1,317,316.28-1,816,893.42-1,133,867.07

Finding the Fourth Proportional to 1,317,316.28, 1,816,893.42 and 1,133,867.07

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Solution

The fourth proportional to 1,317,316.28, 1,816,893.42 and 1,133,867.07 is: 1,563,873.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,316.28 : 1,816,893.42 = 1,133,867.07 : x
  2. Step 2: Convert to fraction form
    1,317,316.28/1,816,893.42 = 1,133,867.07/x
  3. Step 3: Cross multiply
    1,317,316.28x = 1,816,893.42 × 1,133,867.07
  4. Step 4: Simplify right side
    1,317,316.28x = 2,060,115,618,637.68
  5. Step 5: Solve for x
    x = 2,060,115,618,637.68/1,317,316.28
  6. Step 6: Final answer
    x = 1,563,873.20

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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.