Home / 1,678,955.80-2,317,041.14-944,141.34

Finding the Fourth Proportional to 1,678,955.80, 2,317,041.14 and 944,141.34

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Solution

The fourth proportional to 1,678,955.80, 2,317,041.14 and 944,141.34 is: 1,302,961.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,678,955.80 : 2,317,041.14 = 944,141.34 : x
  2. Step 2: Convert to fraction form
    1,678,955.80/2,317,041.14 = 944,141.34/x
  3. Step 3: Cross multiply
    1,678,955.80x = 2,317,041.14 × 944,141.34
  4. Step 4: Simplify right side
    1,678,955.80x = 2,187,614,326,754.73
  5. Step 5: Solve for x
    x = 2,187,614,326,754.73/1,678,955.80
  6. Step 6: Final answer
    x = 1,302,961.24

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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.