Home / 1,967,316.80-2,951,080.52-619,584.35

Finding the Fourth Proportional to 1,967,316.80, 2,951,080.52 and 619,584.35

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Solution

The fourth proportional to 1,967,316.80, 2,951,080.52 and 619,584.35 is: 929,409.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,967,316.80 : 2,951,080.52 = 619,584.35 : x
  2. Step 2: Convert to fraction form
    1,967,316.80/2,951,080.52 = 619,584.35/x
  3. Step 3: Cross multiply
    1,967,316.80x = 2,951,080.52 × 619,584.35
  4. Step 4: Simplify right side
    1,967,316.80x = 1,828,443,287,928.54
  5. Step 5: Solve for x
    x = 1,828,443,287,928.54/1,967,316.80
  6. Step 6: Final answer
    x = 929,409.69

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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.