Home / 1,565,809.79-2,345,768.71-1,227,824.33

Finding the Fourth Proportional to 1,565,809.79, 2,345,768.71 and 1,227,824.33

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Solution

The fourth proportional to 1,565,809.79, 2,345,768.71 and 1,227,824.33 is: 1,839,426.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,565,809.79 : 2,345,768.71 = 1,227,824.33 : x
  2. Step 2: Convert to fraction form
    1,565,809.79/2,345,768.71 = 1,227,824.33/x
  3. Step 3: Cross multiply
    1,565,809.79x = 2,345,768.71 × 1,227,824.33
  4. Step 4: Simplify right side
    1,565,809.79x = 2,880,191,879,892.31
  5. Step 5: Solve for x
    x = 2,880,191,879,892.31/1,565,809.79
  6. Step 6: Final answer
    x = 1,839,426.42

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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.