Home / 1,456,147.73-2,185,205.75-509,526.65

Finding the Fourth Proportional to 1,456,147.73, 2,185,205.75 and 509,526.65

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Solution

The fourth proportional to 1,456,147.73, 2,185,205.75 and 509,526.65 is: 764,634.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,147.73 : 2,185,205.75 = 509,526.65 : x
  2. Step 2: Convert to fraction form
    1,456,147.73/2,185,205.75 = 509,526.65/x
  3. Step 3: Cross multiply
    1,456,147.73x = 2,185,205.75 × 509,526.65
  4. Step 4: Simplify right side
    1,456,147.73x = 1,113,420,570,184.34
  5. Step 5: Solve for x
    x = 1,113,420,570,184.34/1,456,147.73
  6. Step 6: Final answer
    x = 764,634.35

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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.