Home / 1,259,444-1,889,446.65-460,707.86

Finding the Fourth Proportional to 1,259,444, 1,889,446.65 and 460,707.86

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Solution

The fourth proportional to 1,259,444, 1,889,446.65 and 460,707.86 is: 691,164.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,444 : 1,889,446.65 = 460,707.86 : x
  2. Step 2: Convert to fraction form
    1,259,444/1,889,446.65 = 460,707.86/x
  3. Step 3: Cross multiply
    1,259,444x = 1,889,446.65 × 460,707.86
  4. Step 4: Simplify right side
    1,259,444x = 870,482,922,705.67
  5. Step 5: Solve for x
    x = 870,482,922,705.67/1,259,444
  6. Step 6: Final answer
    x = 691,164.45

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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.