Home / 3,090,895.44-4,636,564.53-816,397.17

Finding the Fourth Proportional to 3,090,895.44, 4,636,564.53 and 816,397.17

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Solution

The fourth proportional to 3,090,895.44, 4,636,564.53 and 816,397.17 is: 1,224,654.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,090,895.44 : 4,636,564.53 = 816,397.17 : x
  2. Step 2: Convert to fraction form
    3,090,895.44/4,636,564.53 = 816,397.17/x
  3. Step 3: Cross multiply
    3,090,895.44x = 4,636,564.53 × 816,397.17
  4. Step 4: Simplify right side
    3,090,895.44x = 3,785,278,140,365.77
  5. Step 5: Solve for x
    x = 3,785,278,140,365.77/3,090,895.44
  6. Step 6: Final answer
    x = 1,224,654.22

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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.