Home / 1,630,440.90-2,442,708.90-1,394,244.90

Finding the Fourth Proportional to 1,630,440.90, 2,442,708.90 and 1,394,244.90

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Solution

The fourth proportional to 1,630,440.90, 2,442,708.90 and 1,394,244.90 is: 2,088,842.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,440.90 : 2,442,708.90 = 1,394,244.90 : x
  2. Step 2: Convert to fraction form
    1,630,440.90/2,442,708.90 = 1,394,244.90/x
  3. Step 3: Cross multiply
    1,630,440.90x = 2,442,708.90 × 1,394,244.90
  4. Step 4: Simplify right side
    1,630,440.90x = 3,405,734,426,009.61
  5. Step 5: Solve for x
    x = 3,405,734,426,009.61/1,630,440.90
  6. Step 6: Final answer
    x = 2,088,842.61

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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.