Home / 1,540,582.12-2,310,406.62-418,505.32

Finding the Fourth Proportional to 1,540,582.12, 2,310,406.62 and 418,505.32

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Solution

The fourth proportional to 1,540,582.12, 2,310,406.62 and 418,505.32 is: 627,631.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,540,582.12 : 2,310,406.62 = 418,505.32 : x
  2. Step 2: Convert to fraction form
    1,540,582.12/2,310,406.62 = 418,505.32/x
  3. Step 3: Cross multiply
    1,540,582.12x = 2,310,406.62 × 418,505.32
  4. Step 4: Simplify right side
    1,540,582.12x = 966,917,461,833.22
  5. Step 5: Solve for x
    x = 966,917,461,833.22/1,540,582.12
  6. Step 6: Final answer
    x = 627,631.24

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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.