Home / 3,382,646.31-5,074,715.88-986,678.46

Finding the Fourth Proportional to 3,382,646.31, 5,074,715.88 and 986,678.46

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Solution

The fourth proportional to 3,382,646.31, 5,074,715.88 and 986,678.46 is: 1,480,235.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,382,646.31 : 5,074,715.88 = 986,678.46 : x
  2. Step 2: Convert to fraction form
    3,382,646.31/5,074,715.88 = 986,678.46/x
  3. Step 3: Cross multiply
    3,382,646.31x = 5,074,715.88 × 986,678.46
  4. Step 4: Simplify right side
    3,382,646.31x = 5,007,112,849,415.94
  5. Step 5: Solve for x
    x = 5,007,112,849,415.94/3,382,646.31
  6. Step 6: Final answer
    x = 1,480,235.41

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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.