Home / 1,050,231.60-1,574,764.20-418,431.60

Finding the Fourth Proportional to 1,050,231.60, 1,574,764.20 and 418,431.60

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Solution

The fourth proportional to 1,050,231.60, 1,574,764.20 and 418,431.60 is: 627,415.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050,231.60 : 1,574,764.20 = 418,431.60 : x
  2. Step 2: Convert to fraction form
    1,050,231.60/1,574,764.20 = 418,431.60/x
  3. Step 3: Cross multiply
    1,050,231.60x = 1,574,764.20 × 418,431.60
  4. Step 4: Simplify right side
    1,050,231.60x = 658,931,103,828.72
  5. Step 5: Solve for x
    x = 658,931,103,828.72/1,050,231.60
  6. Step 6: Final answer
    x = 627,415.04

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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.