Home / 1,083,855.36-1,625,941.44-522,428.16

Finding the Fourth Proportional to 1,083,855.36, 1,625,941.44 and 522,428.16

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Solution

The fourth proportional to 1,083,855.36, 1,625,941.44 and 522,428.16 is: 783,718.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,083,855.36 : 1,625,941.44 = 522,428.16 : x
  2. Step 2: Convert to fraction form
    1,083,855.36/1,625,941.44 = 522,428.16/x
  3. Step 3: Cross multiply
    1,083,855.36x = 1,625,941.44 × 522,428.16
  4. Step 4: Simplify right side
    1,083,855.36x = 849,437,594,766.95
  5. Step 5: Solve for x
    x = 849,437,594,766.95/1,083,855.36
  6. Step 6: Final answer
    x = 783,718.59

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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.