Home / 1,438,598.16-2,158,130.84-540,110.48

Finding the Fourth Proportional to 1,438,598.16, 2,158,130.84 and 540,110.48

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Solution

The fourth proportional to 1,438,598.16, 2,158,130.84 and 540,110.48 is: 810,253.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,438,598.16 : 2,158,130.84 = 540,110.48 : x
  2. Step 2: Convert to fraction form
    1,438,598.16/2,158,130.84 = 540,110.48/x
  3. Step 3: Cross multiply
    1,438,598.16x = 2,158,130.84 × 540,110.48
  4. Step 4: Simplify right side
    1,438,598.16x = 1,165,629,083,895.20
  5. Step 5: Solve for x
    x = 1,165,629,083,895.20/1,438,598.16
  6. Step 6: Final answer
    x = 810,253.42

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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.