Home / 1,303,056.11-1,798,216.22-730,100.38

Finding the Fourth Proportional to 1,303,056.11, 1,798,216.22 and 730,100.38

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Solution

The fourth proportional to 1,303,056.11, 1,798,216.22 and 730,100.38 is: 1,007,537.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,056.11 : 1,798,216.22 = 730,100.38 : x
  2. Step 2: Convert to fraction form
    1,303,056.11/1,798,216.22 = 730,100.38/x
  3. Step 3: Cross multiply
    1,303,056.11x = 1,798,216.22 × 730,100.38
  4. Step 4: Simplify right side
    1,303,056.11x = 1,312,878,337,398.12
  5. Step 5: Solve for x
    x = 1,312,878,337,398.12/1,303,056.11
  6. Step 6: Final answer
    x = 1,007,537.84

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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.