Home / 814,588.94-1,221,994.37-473,192.57

Finding the Fourth Proportional to 814,588.94, 1,221,994.37 and 473,192.57

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Solution

The fourth proportional to 814,588.94, 1,221,994.37 and 473,192.57 is: 709,853.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,588.94 : 1,221,994.37 = 473,192.57 : x
  2. Step 2: Convert to fraction form
    814,588.94/1,221,994.37 = 473,192.57/x
  3. Step 3: Cross multiply
    814,588.94x = 1,221,994.37 × 473,192.57
  4. Step 4: Simplify right side
    814,588.94x = 578,238,651,538.84
  5. Step 5: Solve for x
    x = 578,238,651,538.84/814,588.94
  6. Step 6: Final answer
    x = 709,853.31

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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.