Home / 1,049,226.80-1,570,211.40-628,804.40

Finding the Fourth Proportional to 1,049,226.80, 1,570,211.40 and 628,804.40

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Solution

The fourth proportional to 1,049,226.80, 1,570,211.40 and 628,804.40 is: 941,031.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,226.80 : 1,570,211.40 = 628,804.40 : x
  2. Step 2: Convert to fraction form
    1,049,226.80/1,570,211.40 = 628,804.40/x
  3. Step 3: Cross multiply
    1,049,226.80x = 1,570,211.40 × 628,804.40
  4. Step 4: Simplify right side
    1,049,226.80x = 987,355,837,250.16
  5. Step 5: Solve for x
    x = 987,355,837,250.16/1,049,226.80
  6. Step 6: Final answer
    x = 941,031.85

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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.