Home / 1,030,207.40-1,541,811.90-904,236.20

Finding the Fourth Proportional to 1,030,207.40, 1,541,811.90 and 904,236.20

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Solution

The fourth proportional to 1,030,207.40, 1,541,811.90 and 904,236.20 is: 1,353,282.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,207.40 : 1,541,811.90 = 904,236.20 : x
  2. Step 2: Convert to fraction form
    1,030,207.40/1,541,811.90 = 904,236.20/x
  3. Step 3: Cross multiply
    1,030,207.40x = 1,541,811.90 × 904,236.20
  4. Step 4: Simplify right side
    1,030,207.40x = 1,394,162,133,570.78
  5. Step 5: Solve for x
    x = 1,394,162,133,570.78/1,030,207.40
  6. Step 6: Final answer
    x = 1,353,282.97

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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.