Home / 1,755,202.85-2,421,458.64-1,066,763.78

Finding the Fourth Proportional to 1,755,202.85, 2,421,458.64 and 1,066,763.78

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Solution

The fourth proportional to 1,755,202.85, 2,421,458.64 and 1,066,763.78 is: 1,471,695.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,202.85 : 2,421,458.64 = 1,066,763.78 : x
  2. Step 2: Convert to fraction form
    1,755,202.85/2,421,458.64 = 1,066,763.78/x
  3. Step 3: Cross multiply
    1,755,202.85x = 2,421,458.64 × 1,066,763.78
  4. Step 4: Simplify right side
    1,755,202.85x = 2,583,124,371,920.06
  5. Step 5: Solve for x
    x = 2,583,124,371,920.06/1,755,202.85
  6. Step 6: Final answer
    x = 1,471,695.63

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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.