Home / 3,611,916.96-4,984,419.05-1,980,297.40

Finding the Fourth Proportional to 3,611,916.96, 4,984,419.05 and 1,980,297.40

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Solution

The fourth proportional to 3,611,916.96, 4,984,419.05 and 1,980,297.40 is: 2,732,795.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,611,916.96 : 4,984,419.05 = 1,980,297.40 : x
  2. Step 2: Convert to fraction form
    3,611,916.96/4,984,419.05 = 1,980,297.40/x
  3. Step 3: Cross multiply
    3,611,916.96x = 4,984,419.05 × 1,980,297.40
  4. Step 4: Simplify right side
    3,611,916.96x = 9,870,632,085,225.47
  5. Step 5: Solve for x
    x = 9,870,632,085,225.47/3,611,916.96
  6. Step 6: Final answer
    x = 2,732,795.96

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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.