Home / 1,913,169.93-2,869,920.14-493,214.01

Finding the Fourth Proportional to 1,913,169.93, 2,869,920.14 and 493,214.01

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Solution

The fourth proportional to 1,913,169.93, 2,869,920.14 and 493,214.01 is: 739,863.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,913,169.93 : 2,869,920.14 = 493,214.01 : x
  2. Step 2: Convert to fraction form
    1,913,169.93/2,869,920.14 = 493,214.01/x
  3. Step 3: Cross multiply
    1,913,169.93x = 2,869,920.14 × 493,214.01
  4. Step 4: Simplify right side
    1,913,169.93x = 1,415,484,818,163.09
  5. Step 5: Solve for x
    x = 1,415,484,818,163.09/1,913,169.93
  6. Step 6: Final answer
    x = 739,863.61

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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.