Home / 1,126,502.40-1,554,566.40-617,203.20

Finding the Fourth Proportional to 1,126,502.40, 1,554,566.40 and 617,203.20

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Solution

The fourth proportional to 1,126,502.40, 1,554,566.40 and 617,203.20 is: 851,736.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,502.40 : 1,554,566.40 = 617,203.20 : x
  2. Step 2: Convert to fraction form
    1,126,502.40/1,554,566.40 = 617,203.20/x
  3. Step 3: Cross multiply
    1,126,502.40x = 1,554,566.40 × 617,203.20
  4. Step 4: Simplify right side
    1,126,502.40x = 959,483,356,692.48
  5. Step 5: Solve for x
    x = 959,483,356,692.48/1,126,502.40
  6. Step 6: Final answer
    x = 851,736.63

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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.