Home / 1,029,897.30-1,544,845.95-987,906.90

Finding the Fourth Proportional to 1,029,897.30, 1,544,845.95 and 987,906.90

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Solution

The fourth proportional to 1,029,897.30, 1,544,845.95 and 987,906.90 is: 1,481,860.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,897.30 : 1,544,845.95 = 987,906.90 : x
  2. Step 2: Convert to fraction form
    1,029,897.30/1,544,845.95 = 987,906.90/x
  3. Step 3: Cross multiply
    1,029,897.30x = 1,544,845.95 × 987,906.90
  4. Step 4: Simplify right side
    1,029,897.30x = 1,526,163,973,442.06
  5. Step 5: Solve for x
    x = 1,526,163,973,442.06/1,029,897.30
  6. Step 6: Final answer
    x = 1,481,860.35

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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.