Home / 1,302,004.80-1,953,007.20-1,169,472.60

Finding the Fourth Proportional to 1,302,004.80, 1,953,007.20 and 1,169,472.60

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Solution

The fourth proportional to 1,302,004.80, 1,953,007.20 and 1,169,472.60 is: 1,754,208.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,004.80 : 1,953,007.20 = 1,169,472.60 : x
  2. Step 2: Convert to fraction form
    1,302,004.80/1,953,007.20 = 1,169,472.60/x
  3. Step 3: Cross multiply
    1,302,004.80x = 1,953,007.20 × 1,169,472.60
  4. Step 4: Simplify right side
    1,302,004.80x = 2,283,988,408,002.72
  5. Step 5: Solve for x
    x = 2,283,988,408,002.72/1,302,004.80
  6. Step 6: Final answer
    x = 1,754,208.90

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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.