Home / 1,404,268.25-2,106,621.07-457,418.75

Finding the Fourth Proportional to 1,404,268.25, 2,106,621.07 and 457,418.75

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Solution

The fourth proportional to 1,404,268.25, 2,106,621.07 and 457,418.75 is: 686,199.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,268.25 : 2,106,621.07 = 457,418.75 : x
  2. Step 2: Convert to fraction form
    1,404,268.25/2,106,621.07 = 457,418.75/x
  3. Step 3: Cross multiply
    1,404,268.25x = 2,106,621.07 × 457,418.75
  4. Step 4: Simplify right side
    1,404,268.25x = 963,607,964,886.41
  5. Step 5: Solve for x
    x = 963,607,964,886.41/1,404,268.25
  6. Step 6: Final answer
    x = 686,199.36

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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.