Home / 1,216,962.38-1,825,055.37-418,051.28

Finding the Fourth Proportional to 1,216,962.38, 1,825,055.37 and 418,051.28

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Solution

The fourth proportional to 1,216,962.38, 1,825,055.37 and 418,051.28 is: 626,943.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,962.38 : 1,825,055.37 = 418,051.28 : x
  2. Step 2: Convert to fraction form
    1,216,962.38/1,825,055.37 = 418,051.28/x
  3. Step 3: Cross multiply
    1,216,962.38x = 1,825,055.37 × 418,051.28
  4. Step 4: Simplify right side
    1,216,962.38x = 762,966,724,374.10
  5. Step 5: Solve for x
    x = 762,966,724,374.10/1,216,962.38
  6. Step 6: Final answer
    x = 626,943.56

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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.