Home / 1,308,764.51-1,963,171.37-410,186.35

Finding the Fourth Proportional to 1,308,764.51, 1,963,171.37 and 410,186.35

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Solution

The fourth proportional to 1,308,764.51, 1,963,171.37 and 410,186.35 is: 615,287.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,764.51 : 1,963,171.37 = 410,186.35 : x
  2. Step 2: Convert to fraction form
    1,308,764.51/1,963,171.37 = 410,186.35/x
  3. Step 3: Cross multiply
    1,308,764.51x = 1,963,171.37 × 410,186.35
  4. Step 4: Simplify right side
    1,308,764.51x = 805,266,096,633.87
  5. Step 5: Solve for x
    x = 805,266,096,633.87/1,308,764.51
  6. Step 6: Final answer
    x = 615,287.24

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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.