Home / 1,403,957.75-1,937,297.86-792,120.20

Finding the Fourth Proportional to 1,403,957.75, 1,937,297.86 and 792,120.20

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Solution

The fourth proportional to 1,403,957.75, 1,937,297.86 and 792,120.20 is: 1,093,033.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,957.75 : 1,937,297.86 = 792,120.20 : x
  2. Step 2: Convert to fraction form
    1,403,957.75/1,937,297.86 = 792,120.20/x
  3. Step 3: Cross multiply
    1,403,957.75x = 1,937,297.86 × 792,120.20
  4. Step 4: Simplify right side
    1,403,957.75x = 1,534,572,756,655.98
  5. Step 5: Solve for x
    x = 1,534,572,756,655.98/1,403,957.75
  6. Step 6: Final answer
    x = 1,093,033.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.