Home / 1,630,809.90-2,445,340.05-683,109.90

Finding the Fourth Proportional to 1,630,809.90, 2,445,340.05 and 683,109.90

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Solution

The fourth proportional to 1,630,809.90, 2,445,340.05 and 683,109.90 is: 1,024,298.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,809.90 : 2,445,340.05 = 683,109.90 : x
  2. Step 2: Convert to fraction form
    1,630,809.90/2,445,340.05 = 683,109.90/x
  3. Step 3: Cross multiply
    1,630,809.90x = 2,445,340.05 × 683,109.90
  4. Step 4: Simplify right side
    1,630,809.90x = 1,670,435,997,021.50
  5. Step 5: Solve for x
    x = 1,670,435,997,021.50/1,630,809.90
  6. Step 6: Final answer
    x = 1,024,298.42

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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.