Home / 1,167,045.69-1,610,651.21-677,123.13

Finding the Fourth Proportional to 1,167,045.69, 1,610,651.21 and 677,123.13

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Solution

The fourth proportional to 1,167,045.69, 1,610,651.21 and 677,123.13 is: 934,504.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,045.69 : 1,610,651.21 = 677,123.13 : x
  2. Step 2: Convert to fraction form
    1,167,045.69/1,610,651.21 = 677,123.13/x
  3. Step 3: Cross multiply
    1,167,045.69x = 1,610,651.21 × 677,123.13
  4. Step 4: Simplify right side
    1,167,045.69x = 1,090,609,188,653.49
  5. Step 5: Solve for x
    x = 1,090,609,188,653.49/1,167,045.69
  6. Step 6: Final answer
    x = 934,504.28

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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.