Home / 1,378,253.24-2,067,800.40-704,807.60

Finding the Fourth Proportional to 1,378,253.24, 2,067,800.40 and 704,807.60

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Solution

The fourth proportional to 1,378,253.24, 2,067,800.40 and 704,807.60 is: 1,057,426.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,378,253.24 : 2,067,800.40 = 704,807.60 : x
  2. Step 2: Convert to fraction form
    1,378,253.24/2,067,800.40 = 704,807.60/x
  3. Step 3: Cross multiply
    1,378,253.24x = 2,067,800.40 × 704,807.60
  4. Step 4: Simplify right side
    1,378,253.24x = 1,457,401,426,864.04
  5. Step 5: Solve for x
    x = 1,457,401,426,864.04/1,378,253.24
  6. Step 6: Final answer
    x = 1,057,426.45

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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.