Home / 1,630,874.25-2,445,342.27-620,070.21

Finding the Fourth Proportional to 1,630,874.25, 2,445,342.27 and 620,070.21

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Solution

The fourth proportional to 1,630,874.25, 2,445,342.27 and 620,070.21 is: 929,736.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,874.25 : 2,445,342.27 = 620,070.21 : x
  2. Step 2: Convert to fraction form
    1,630,874.25/2,445,342.27 = 620,070.21/x
  3. Step 3: Cross multiply
    1,630,874.25x = 2,445,342.27 × 620,070.21
  4. Step 4: Simplify right side
    1,630,874.25x = 1,516,283,894,880.78
  5. Step 5: Solve for x
    x = 1,516,283,894,880.78/1,630,874.25
  6. Step 6: Final answer
    x = 929,736.85

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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.