Home / 2,157,452.40-2,976,027.36-1,382,807.28

Finding the Fourth Proportional to 2,157,452.40, 2,976,027.36 and 1,382,807.28

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Solution

The fourth proportional to 2,157,452.40, 2,976,027.36 and 1,382,807.28 is: 1,907,468.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,157,452.40 : 2,976,027.36 = 1,382,807.28 : x
  2. Step 2: Convert to fraction form
    2,157,452.40/2,976,027.36 = 1,382,807.28/x
  3. Step 3: Cross multiply
    2,157,452.40x = 2,976,027.36 × 1,382,807.28
  4. Step 4: Simplify right side
    2,157,452.40x = 4,115,272,298,887.18
  5. Step 5: Solve for x
    x = 4,115,272,298,887.18/2,157,452.40
  6. Step 6: Final answer
    x = 1,907,468.41

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.