Home / 1,007,544.30-1,511,316.45-930,561.90

Finding the Fourth Proportional to 1,007,544.30, 1,511,316.45 and 930,561.90

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Solution

The fourth proportional to 1,007,544.30, 1,511,316.45 and 930,561.90 is: 1,395,842.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,544.30 : 1,511,316.45 = 930,561.90 : x
  2. Step 2: Convert to fraction form
    1,007,544.30/1,511,316.45 = 930,561.90/x
  3. Step 3: Cross multiply
    1,007,544.30x = 1,511,316.45 × 930,561.90
  4. Step 4: Simplify right side
    1,007,544.30x = 1,406,373,507,213.25
  5. Step 5: Solve for x
    x = 1,406,373,507,213.25/1,007,544.30
  6. Step 6: Final answer
    x = 1,395,842.85

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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.