Home / 1,417,816.96-1,956,509.36-805,884.64

Finding the Fourth Proportional to 1,417,816.96, 1,956,509.36 and 805,884.64

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Solution

The fourth proportional to 1,417,816.96, 1,956,509.36 and 805,884.64 is: 1,112,076.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,816.96 : 1,956,509.36 = 805,884.64 : x
  2. Step 2: Convert to fraction form
    1,417,816.96/1,956,509.36 = 805,884.64/x
  3. Step 3: Cross multiply
    1,417,816.96x = 1,956,509.36 × 805,884.64
  4. Step 4: Simplify right side
    1,417,816.96x = 1,576,720,841,240.23
  5. Step 5: Solve for x
    x = 1,576,720,841,240.23/1,417,816.96
  6. Step 6: Final answer
    x = 1,112,076.44

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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.