Home / 1,566,664.64-2,161,972.32-922,008.32

Finding the Fourth Proportional to 1,566,664.64, 2,161,972.32 and 922,008.32

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Solution

The fourth proportional to 1,566,664.64, 2,161,972.32 and 922,008.32 is: 1,272,356.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,566,664.64 : 2,161,972.32 = 922,008.32 : x
  2. Step 2: Convert to fraction form
    1,566,664.64/2,161,972.32 = 922,008.32/x
  3. Step 3: Cross multiply
    1,566,664.64x = 2,161,972.32 × 922,008.32
  4. Step 4: Simplify right side
    1,566,664.64x = 1,993,356,466,649.70
  5. Step 5: Solve for x
    x = 1,993,356,466,649.70/1,566,664.64
  6. Step 6: Final answer
    x = 1,272,356.84

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Why These Related Problems?

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