Home / 1,570,631.75-2,356,326.25-545,813.12

Finding the Fourth Proportional to 1,570,631.75, 2,356,326.25 and 545,813.12

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Solution

The fourth proportional to 1,570,631.75, 2,356,326.25 and 545,813.12 is: 818,851.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,631.75 : 2,356,326.25 = 545,813.12 : x
  2. Step 2: Convert to fraction form
    1,570,631.75/2,356,326.25 = 545,813.12/x
  3. Step 3: Cross multiply
    1,570,631.75x = 2,356,326.25 × 545,813.12
  4. Step 4: Simplify right side
    1,570,631.75x = 1,286,113,782,250.40
  5. Step 5: Solve for x
    x = 1,286,113,782,250.40/1,570,631.75
  6. Step 6: Final answer
    x = 818,851.26

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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.