Home / 1,934,812.45-2,902,284.21-514,869.90

Finding the Fourth Proportional to 1,934,812.45, 2,902,284.21 and 514,869.90

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Solution

The fourth proportional to 1,934,812.45, 2,902,284.21 and 514,869.90 is: 772,322.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,934,812.45 : 2,902,284.21 = 514,869.90 : x
  2. Step 2: Convert to fraction form
    1,934,812.45/2,902,284.21 = 514,869.90/x
  3. Step 3: Cross multiply
    1,934,812.45x = 2,902,284.21 × 514,869.90
  4. Step 4: Simplify right side
    1,934,812.45x = 1,494,298,780,974.28
  5. Step 5: Solve for x
    x = 1,494,298,780,974.28/1,934,812.45
  6. Step 6: Final answer
    x = 772,322.29

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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.