Home / 1,384,949.67-2,077,543.44-486,314.16

Finding the Fourth Proportional to 1,384,949.67, 2,077,543.44 and 486,314.16

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Solution

The fourth proportional to 1,384,949.67, 2,077,543.44 and 486,314.16 is: 729,513.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,949.67 : 2,077,543.44 = 486,314.16 : x
  2. Step 2: Convert to fraction form
    1,384,949.67/2,077,543.44 = 486,314.16/x
  3. Step 3: Cross multiply
    1,384,949.67x = 2,077,543.44 × 486,314.16
  4. Step 4: Simplify right side
    1,384,949.67x = 1,010,338,792,887.11
  5. Step 5: Solve for x
    x = 1,010,338,792,887.11/1,384,949.67
  6. Step 6: Final answer
    x = 729,513.00

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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.