Home / 1,270,237.01-1,752,928.85-689,460.27

Finding the Fourth Proportional to 1,270,237.01, 1,752,928.85 and 689,460.27

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Solution

The fourth proportional to 1,270,237.01, 1,752,928.85 and 689,460.27 is: 951,456.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,237.01 : 1,752,928.85 = 689,460.27 : x
  2. Step 2: Convert to fraction form
    1,270,237.01/1,752,928.85 = 689,460.27/x
  3. Step 3: Cross multiply
    1,270,237.01x = 1,752,928.85 × 689,460.27
  4. Step 4: Simplify right side
    1,270,237.01x = 1,208,574,794,764.49
  5. Step 5: Solve for x
    x = 1,208,574,794,764.49/1,270,237.01
  6. Step 6: Final answer
    x = 951,456.14

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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.