Home / 1,944,475.81-2,684,385.50-1,420,598.87

Finding the Fourth Proportional to 1,944,475.81, 2,684,385.50 and 1,420,598.87

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Solution

The fourth proportional to 1,944,475.81, 2,684,385.50 and 1,420,598.87 is: 1,961,163.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,944,475.81 : 2,684,385.50 = 1,420,598.87 : x
  2. Step 2: Convert to fraction form
    1,944,475.81/2,684,385.50 = 1,420,598.87/x
  3. Step 3: Cross multiply
    1,944,475.81x = 2,684,385.50 × 1,420,598.87
  4. Step 4: Simplify right side
    1,944,475.81x = 3,813,434,997,485.91
  5. Step 5: Solve for x
    x = 3,813,434,997,485.91/1,944,475.81
  6. Step 6: Final answer
    x = 1,961,163.51

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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.