Home / 1,396,428.91-2,094,807.41-497,998.37

Finding the Fourth Proportional to 1,396,428.91, 2,094,807.41 and 497,998.37

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Solution

The fourth proportional to 1,396,428.91, 2,094,807.41 and 497,998.37 is: 747,056.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,428.91 : 2,094,807.41 = 497,998.37 : x
  2. Step 2: Convert to fraction form
    1,396,428.91/2,094,807.41 = 497,998.37/x
  3. Step 3: Cross multiply
    1,396,428.91x = 2,094,807.41 × 497,998.37
  4. Step 4: Simplify right side
    1,396,428.91x = 1,043,210,675,643.92
  5. Step 5: Solve for x
    x = 1,043,210,675,643.92/1,396,428.91
  6. Step 6: Final answer
    x = 747,056.06

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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.