Home / 1,864,287.59-2,795,976.98-516,415.19

Finding the Fourth Proportional to 1,864,287.59, 2,795,976.98 and 516,415.19

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Solution

The fourth proportional to 1,864,287.59, 2,795,976.98 and 516,415.19 is: 774,496.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,864,287.59 : 2,795,976.98 = 516,415.19 : x
  2. Step 2: Convert to fraction form
    1,864,287.59/2,795,976.98 = 516,415.19/x
  3. Step 3: Cross multiply
    1,864,287.59x = 2,795,976.98 × 516,415.19
  4. Step 4: Simplify right side
    1,864,287.59x = 1,443,884,980,780.25
  5. Step 5: Solve for x
    x = 1,443,884,980,780.25/1,864,287.59
  6. Step 6: Final answer
    x = 774,496.91

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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.