Home / 1,259,590.56-1,889,191.08-460,685.28

Finding the Fourth Proportional to 1,259,590.56, 1,889,191.08 and 460,685.28

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Solution

The fourth proportional to 1,259,590.56, 1,889,191.08 and 460,685.28 is: 690,956.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,590.56 : 1,889,191.08 = 460,685.28 : x
  2. Step 2: Convert to fraction form
    1,259,590.56/1,889,191.08 = 460,685.28/x
  3. Step 3: Cross multiply
    1,259,590.56x = 1,889,191.08 × 460,685.28
  4. Step 4: Simplify right side
    1,259,590.56x = 870,322,521,663.30
  5. Step 5: Solve for x
    x = 870,322,521,663.30/1,259,590.56
  6. Step 6: Final answer
    x = 690,956.69

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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.