Home / 1,182,166.69-1,631,391.86-672,869.06

Finding the Fourth Proportional to 1,182,166.69, 1,631,391.86 and 672,869.06

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Solution

The fourth proportional to 1,182,166.69, 1,631,391.86 and 672,869.06 is: 928,560.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,166.69 : 1,631,391.86 = 672,869.06 : x
  2. Step 2: Convert to fraction form
    1,182,166.69/1,631,391.86 = 672,869.06/x
  3. Step 3: Cross multiply
    1,182,166.69x = 1,631,391.86 × 672,869.06
  4. Step 4: Simplify right side
    1,182,166.69x = 1,097,713,108,043.99
  5. Step 5: Solve for x
    x = 1,097,713,108,043.99/1,182,166.69
  6. Step 6: Final answer
    x = 928,560.35

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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.