Home / 3,785,223.78-5,673,603.24-1,988,297.10

Finding the Fourth Proportional to 3,785,223.78, 5,673,603.24 and 1,988,297.10

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Solution

The fourth proportional to 3,785,223.78, 5,673,603.24 and 1,988,297.10 is: 2,980,222.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,785,223.78 : 5,673,603.24 = 1,988,297.10 : x
  2. Step 2: Convert to fraction form
    3,785,223.78/5,673,603.24 = 1,988,297.10/x
  3. Step 3: Cross multiply
    3,785,223.78x = 5,673,603.24 × 1,988,297.10
  4. Step 4: Simplify right side
    3,785,223.78x = 11,280,808,868,642.61
  5. Step 5: Solve for x
    x = 11,280,808,868,642.61/3,785,223.78
  6. Step 6: Final answer
    x = 2,980,222.45

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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.