Home / 1,630,375.90-2,445,986.70-619,515.34

Finding the Fourth Proportional to 1,630,375.90, 2,445,986.70 and 619,515.34

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Solution

The fourth proportional to 1,630,375.90, 2,445,986.70 and 619,515.34 is: 929,433.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,375.90 : 2,445,986.70 = 619,515.34 : x
  2. Step 2: Convert to fraction form
    1,630,375.90/2,445,986.70 = 619,515.34/x
  3. Step 3: Cross multiply
    1,630,375.90x = 2,445,986.70 × 619,515.34
  4. Step 4: Simplify right side
    1,630,375.90x = 1,515,326,282,085.98
  5. Step 5: Solve for x
    x = 1,515,326,282,085.98/1,630,375.90
  6. Step 6: Final answer
    x = 929,433.69

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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.