Home / 1,386,719.82-2,076,528.42-959,664.33

Finding the Fourth Proportional to 1,386,719.82, 2,076,528.42 and 959,664.33

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Solution

The fourth proportional to 1,386,719.82, 2,076,528.42 and 959,664.33 is: 1,437,038.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,386,719.82 : 2,076,528.42 = 959,664.33 : x
  2. Step 2: Convert to fraction form
    1,386,719.82/2,076,528.42 = 959,664.33/x
  3. Step 3: Cross multiply
    1,386,719.82x = 2,076,528.42 × 959,664.33
  4. Step 4: Simplify right side
    1,386,719.82x = 1,992,770,254,905.26
  5. Step 5: Solve for x
    x = 1,992,770,254,905.26/1,386,719.82
  6. Step 6: Final answer
    x = 1,437,038.85

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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.