Home / 1,665,909.79-2,498,864.66-403,737.41

Finding the Fourth Proportional to 1,665,909.79, 2,498,864.66 and 403,737.41

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Solution

The fourth proportional to 1,665,909.79, 2,498,864.66 and 403,737.41 is: 605,606.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,909.79 : 2,498,864.66 = 403,737.41 : x
  2. Step 2: Convert to fraction form
    1,665,909.79/2,498,864.66 = 403,737.41/x
  3. Step 3: Cross multiply
    1,665,909.79x = 2,498,864.66 × 403,737.41
  4. Step 4: Simplify right side
    1,665,909.79x = 1,008,885,153,782.44
  5. Step 5: Solve for x
    x = 1,008,885,153,782.44/1,665,909.79
  6. Step 6: Final answer
    x = 605,606.11

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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.