Home / 1,074,395.69-1,611,418.39-316,059.84

Finding the Fourth Proportional to 1,074,395.69, 1,611,418.39 and 316,059.84

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Solution

The fourth proportional to 1,074,395.69, 1,611,418.39 and 316,059.84 is: 474,038.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,395.69 : 1,611,418.39 = 316,059.84 : x
  2. Step 2: Convert to fraction form
    1,074,395.69/1,611,418.39 = 316,059.84/x
  3. Step 3: Cross multiply
    1,074,395.69x = 1,611,418.39 × 316,059.84
  4. Step 4: Simplify right side
    1,074,395.69x = 509,304,637,726.31
  5. Step 5: Solve for x
    x = 509,304,637,726.31/1,074,395.69
  6. Step 6: Final answer
    x = 474,038.23

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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.