Home / 3,868,089.12-5,802,127.02-1,028,201.40

Finding the Fourth Proportional to 3,868,089.12, 5,802,127.02 and 1,028,201.40

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Solution

The fourth proportional to 3,868,089.12, 5,802,127.02 and 1,028,201.40 is: 1,542,300.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,868,089.12 : 5,802,127.02 = 1,028,201.40 : x
  2. Step 2: Convert to fraction form
    3,868,089.12/5,802,127.02 = 1,028,201.40/x
  3. Step 3: Cross multiply
    3,868,089.12x = 5,802,127.02 × 1,028,201.40
  4. Step 4: Simplify right side
    3,868,089.12x = 5,965,755,124,941.83
  5. Step 5: Solve for x
    x = 5,965,755,124,941.83/3,868,089.12
  6. Step 6: Final answer
    x = 1,542,300.33

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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.