Home / 1,174,227.52-1,620,613.92-947,168.32

Finding the Fourth Proportional to 1,174,227.52, 1,620,613.92 and 947,168.32

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Solution

The fourth proportional to 1,174,227.52, 1,620,613.92 and 947,168.32 is: 1,307,237.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,227.52 : 1,620,613.92 = 947,168.32 : x
  2. Step 2: Convert to fraction form
    1,174,227.52/1,620,613.92 = 947,168.32/x
  3. Step 3: Cross multiply
    1,174,227.52x = 1,620,613.92 × 947,168.32
  4. Step 4: Simplify right side
    1,174,227.52x = 1,534,994,163,975.01
  5. Step 5: Solve for x
    x = 1,534,994,163,975.01/1,174,227.52
  6. Step 6: Final answer
    x = 1,307,237.43

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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.