Home / 1,582,829.16-2,185,061.54-903,634.28

Finding the Fourth Proportional to 1,582,829.16, 2,185,061.54 and 903,634.28

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Solution

The fourth proportional to 1,582,829.16, 2,185,061.54 and 903,634.28 is: 1,247,447.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,582,829.16 : 2,185,061.54 = 903,634.28 : x
  2. Step 2: Convert to fraction form
    1,582,829.16/2,185,061.54 = 903,634.28/x
  3. Step 3: Cross multiply
    1,582,829.16x = 2,185,061.54 × 903,634.28
  4. Step 4: Simplify right side
    1,582,829.16x = 1,974,496,511,453.59
  5. Step 5: Solve for x
    x = 1,974,496,511,453.59/1,582,829.16
  6. Step 6: Final answer
    x = 1,247,447.65

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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.