Home / 1,570,629.75-2,356,323.25-545,811.12

Finding the Fourth Proportional to 1,570,629.75, 2,356,323.25 and 545,811.12

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Solution

The fourth proportional to 1,570,629.75, 2,356,323.25 and 545,811.12 is: 818,848.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,629.75 : 2,356,323.25 = 545,811.12 : x
  2. Step 2: Convert to fraction form
    1,570,629.75/2,356,323.25 = 545,811.12/x
  3. Step 3: Cross multiply
    1,570,629.75x = 2,356,323.25 × 545,811.12
  4. Step 4: Simplify right side
    1,570,629.75x = 1,286,107,424,428.73
  5. Step 5: Solve for x
    x = 1,286,107,424,428.73/1,570,629.75
  6. Step 6: Final answer
    x = 818,848.25

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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.