Home / 1,376,890.39-2,064,846.90-403,983.14

Finding the Fourth Proportional to 1,376,890.39, 2,064,846.90 and 403,983.14

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Solution

The fourth proportional to 1,376,890.39, 2,064,846.90 and 403,983.14 is: 605,831.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,890.39 : 2,064,846.90 = 403,983.14 : x
  2. Step 2: Convert to fraction form
    1,376,890.39/2,064,846.90 = 403,983.14/x
  3. Step 3: Cross multiply
    1,376,890.39x = 2,064,846.90 × 403,983.14
  4. Step 4: Simplify right side
    1,376,890.39x = 834,163,323,957.03
  5. Step 5: Solve for x
    x = 834,163,323,957.03/1,376,890.39
  6. Step 6: Final answer
    x = 605,831.32

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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.