Home / 1,417,905.12-1,956,877.32-806,150.16

Finding the Fourth Proportional to 1,417,905.12, 1,956,877.32 and 806,150.16

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Solution

The fourth proportional to 1,417,905.12, 1,956,877.32 and 806,150.16 is: 1,112,582.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,905.12 : 1,956,877.32 = 806,150.16 : x
  2. Step 2: Convert to fraction form
    1,417,905.12/1,956,877.32 = 806,150.16/x
  3. Step 3: Cross multiply
    1,417,905.12x = 1,956,877.32 × 806,150.16
  4. Step 4: Simplify right side
    1,417,905.12x = 1,577,536,964,618.37
  5. Step 5: Solve for x
    x = 1,577,536,964,618.37/1,417,905.12
  6. Step 6: Final answer
    x = 1,112,582.88

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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.