Home / 1,804,578.75-2,490,319.22-1,079,457.03

Finding the Fourth Proportional to 1,804,578.75, 2,490,319.22 and 1,079,457.03

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Solution

The fourth proportional to 1,804,578.75, 2,490,319.22 and 1,079,457.03 is: 1,489,651.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,804,578.75 : 2,490,319.22 = 1,079,457.03 : x
  2. Step 2: Convert to fraction form
    1,804,578.75/2,490,319.22 = 1,079,457.03/x
  3. Step 3: Cross multiply
    1,804,578.75x = 2,490,319.22 × 1,079,457.03
  4. Step 4: Simplify right side
    1,804,578.75x = 2,688,192,583,575.83
  5. Step 5: Solve for x
    x = 2,688,192,583,575.83/1,804,578.75
  6. Step 6: Final answer
    x = 1,489,651.02

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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.