Home / 1,334,050.72-1,840,976-722,189.76

Finding the Fourth Proportional to 1,334,050.72, 1,840,976 and 722,189.76

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Solution

The fourth proportional to 1,334,050.72, 1,840,976 and 722,189.76 is: 996,614.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,050.72 : 1,840,976 = 722,189.76 : x
  2. Step 2: Convert to fraction form
    1,334,050.72/1,840,976 = 722,189.76/x
  3. Step 3: Cross multiply
    1,334,050.72x = 1,840,976 × 722,189.76
  4. Step 4: Simplify right side
    1,334,050.72x = 1,329,534,015,605.76
  5. Step 5: Solve for x
    x = 1,329,534,015,605.76/1,334,050.72
  6. Step 6: Final answer
    x = 996,614.29

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1.5x scale

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.