Home / 1,755,128.55-2,632,692.83-1,223,250.15

Finding the Fourth Proportional to 1,755,128.55, 2,632,692.83 and 1,223,250.15

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Solution

The fourth proportional to 1,755,128.55, 2,632,692.83 and 1,223,250.15 is: 1,834,875.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,128.55 : 2,632,692.83 = 1,223,250.15 : x
  2. Step 2: Convert to fraction form
    1,755,128.55/2,632,692.83 = 1,223,250.15/x
  3. Step 3: Cross multiply
    1,755,128.55x = 2,632,692.83 × 1,223,250.15
  4. Step 4: Simplify right side
    1,755,128.55x = 3,220,441,893,085.17
  5. Step 5: Solve for x
    x = 3,220,441,893,085.17/1,755,128.55
  6. Step 6: Final answer
    x = 1,834,875.23

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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.