Home / 1,019,743.81-1,407,422.60-590,260.75

Finding the Fourth Proportional to 1,019,743.81, 1,407,422.60 and 590,260.75

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Solution

The fourth proportional to 1,019,743.81, 1,407,422.60 and 590,260.75 is: 814,661.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,743.81 : 1,407,422.60 = 590,260.75 : x
  2. Step 2: Convert to fraction form
    1,019,743.81/1,407,422.60 = 590,260.75/x
  3. Step 3: Cross multiply
    1,019,743.81x = 1,407,422.60 × 590,260.75
  4. Step 4: Simplify right side
    1,019,743.81x = 830,746,319,442.95
  5. Step 5: Solve for x
    x = 830,746,319,442.95/1,019,743.81
  6. Step 6: Final answer
    x = 814,661.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.