Home / 1,447,263.36-1,997,346.04-802,891.12

Finding the Fourth Proportional to 1,447,263.36, 1,997,346.04 and 802,891.12

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Solution

The fourth proportional to 1,447,263.36, 1,997,346.04 and 802,891.12 is: 1,108,057.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,263.36 : 1,997,346.04 = 802,891.12 : x
  2. Step 2: Convert to fraction form
    1,447,263.36/1,997,346.04 = 802,891.12/x
  3. Step 3: Cross multiply
    1,447,263.36x = 1,997,346.04 × 802,891.12
  4. Step 4: Simplify right side
    1,447,263.36x = 1,603,651,399,083.16
  5. Step 5: Solve for x
    x = 1,603,651,399,083.16/1,447,263.36
  6. Step 6: Final answer
    x = 1,108,057.76

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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.