Home / 1,101,746-1,652,895.48-313,778

Finding the Fourth Proportional to 1,101,746, 1,652,895.48 and 313,778

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Solution

The fourth proportional to 1,101,746, 1,652,895.48 and 313,778 is: 470,745.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101,746 : 1,652,895.48 = 313,778 : x
  2. Step 2: Convert to fraction form
    1,101,746/1,652,895.48 = 313,778/x
  3. Step 3: Cross multiply
    1,101,746x = 1,652,895.48 × 313,778
  4. Step 4: Simplify right side
    1,101,746x = 518,642,237,923.44
  5. Step 5: Solve for x
    x = 518,642,237,923.44/1,101,746
  6. Step 6: Final answer
    x = 470,745.74

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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.