Home / 1,447,436.16-1,997,493.84-802,835.28

Finding the Fourth Proportional to 1,447,436.16, 1,997,493.84 and 802,835.28

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Solution

The fourth proportional to 1,447,436.16, 1,997,493.84 and 802,835.28 is: 1,107,930.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,436.16 : 1,997,493.84 = 802,835.28 : x
  2. Step 2: Convert to fraction form
    1,447,436.16/1,997,493.84 = 802,835.28/x
  3. Step 3: Cross multiply
    1,447,436.16x = 1,997,493.84 × 802,835.28
  4. Step 4: Simplify right side
    1,447,436.16x = 1,603,658,526,334.68
  5. Step 5: Solve for x
    x = 1,603,658,526,334.68/1,447,436.16
  6. Step 6: Final answer
    x = 1,107,930.40

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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.