Home / 1,818,374.28-2,509,185.16-1,054,345

Finding the Fourth Proportional to 1,818,374.28, 2,509,185.16 and 1,054,345

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Solution

The fourth proportional to 1,818,374.28, 2,509,185.16 and 1,054,345 is: 1,454,896.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818,374.28 : 2,509,185.16 = 1,054,345 : x
  2. Step 2: Convert to fraction form
    1,818,374.28/2,509,185.16 = 1,054,345/x
  3. Step 3: Cross multiply
    1,818,374.28x = 2,509,185.16 × 1,054,345
  4. Step 4: Simplify right side
    1,818,374.28x = 2,645,546,827,520.20
  5. Step 5: Solve for x
    x = 2,645,546,827,520.20/1,818,374.28
  6. Step 6: Final answer
    x = 1,454,896.75

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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.