Home / 1,755,200.35-2,421,455.19-1,066,761.28

Finding the Fourth Proportional to 1,755,200.35, 2,421,455.19 and 1,066,761.28

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Solution

The fourth proportional to 1,755,200.35, 2,421,455.19 and 1,066,761.28 is: 1,471,692.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,200.35 : 2,421,455.19 = 1,066,761.28 : x
  2. Step 2: Convert to fraction form
    1,755,200.35/2,421,455.19 = 1,066,761.28/x
  3. Step 3: Cross multiply
    1,755,200.35x = 2,421,455.19 × 1,066,761.28
  4. Step 4: Simplify right side
    1,755,200.35x = 2,583,114,637,947.04
  5. Step 5: Solve for x
    x = 2,583,114,637,947.04/1,755,200.35
  6. Step 6: Final answer
    x = 1,471,692.18

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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.