Home / 1,259,753.40-1,889,076.06-460,827.72

Finding the Fourth Proportional to 1,259,753.40, 1,889,076.06 and 460,827.72

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Solution

The fourth proportional to 1,259,753.40, 1,889,076.06 and 460,827.72 is: 691,038.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,753.40 : 1,889,076.06 = 460,827.72 : x
  2. Step 2: Convert to fraction form
    1,259,753.40/1,889,076.06 = 460,827.72/x
  3. Step 3: Cross multiply
    1,259,753.40x = 1,889,076.06 × 460,827.72
  4. Step 4: Simplify right side
    1,259,753.40x = 870,538,613,636.38
  5. Step 5: Solve for x
    x = 870,538,613,636.38/1,259,753.40
  6. Step 6: Final answer
    x = 691,038.91

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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.