Home / 1,159,869.72-1,739,089.92-401,534.76

Finding the Fourth Proportional to 1,159,869.72, 1,739,089.92 and 401,534.76

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Solution

The fourth proportional to 1,159,869.72, 1,739,089.92 and 401,534.76 is: 602,054.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,869.72 : 1,739,089.92 = 401,534.76 : x
  2. Step 2: Convert to fraction form
    1,159,869.72/1,739,089.92 = 401,534.76/x
  3. Step 3: Cross multiply
    1,159,869.72x = 1,739,089.92 × 401,534.76
  4. Step 4: Simplify right side
    1,159,869.72x = 698,305,053,645.62
  5. Step 5: Solve for x
    x = 698,305,053,645.62/1,159,869.72
  6. Step 6: Final answer
    x = 602,054.73

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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.