Home / 1,983,313-2,973,786.30-785,407.24

Finding the Fourth Proportional to 1,983,313, 2,973,786.30 and 785,407.24

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Solution

The fourth proportional to 1,983,313, 2,973,786.30 and 785,407.24 is: 1,177,642.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,983,313 : 2,973,786.30 = 785,407.24 : x
  2. Step 2: Convert to fraction form
    1,983,313/2,973,786.30 = 785,407.24/x
  3. Step 3: Cross multiply
    1,983,313x = 2,973,786.30 × 785,407.24
  4. Step 4: Simplify right side
    1,983,313x = 2,335,633,290,232.81
  5. Step 5: Solve for x
    x = 2,335,633,290,232.81/1,983,313
  6. Step 6: Final answer
    x = 1,177,642.30

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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.