Home / 1,160,859-1,741,288.23-761,407.50

Finding the Fourth Proportional to 1,160,859, 1,741,288.23 and 761,407.50

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Solution

The fourth proportional to 1,160,859, 1,741,288.23 and 761,407.50 is: 1,142,111.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,160,859 : 1,741,288.23 = 761,407.50 : x
  2. Step 2: Convert to fraction form
    1,160,859/1,741,288.23 = 761,407.50/x
  3. Step 3: Cross multiply
    1,160,859x = 1,741,288.23 × 761,407.50
  4. Step 4: Simplify right side
    1,160,859x = 1,325,829,917,983.73
  5. Step 5: Solve for x
    x = 1,325,829,917,983.73/1,160,859
  6. Step 6: Final answer
    x = 1,142,111.07

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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.