Home / 1,432,341.45-2,148,480.96-673,762.44

Finding the Fourth Proportional to 1,432,341.45, 2,148,480.96 and 673,762.44

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Solution

The fourth proportional to 1,432,341.45, 2,148,480.96 and 673,762.44 is: 1,010,628.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,432,341.45 : 2,148,480.96 = 673,762.44 : x
  2. Step 2: Convert to fraction form
    1,432,341.45/2,148,480.96 = 673,762.44/x
  3. Step 3: Cross multiply
    1,432,341.45x = 2,148,480.96 × 673,762.44
  4. Step 4: Simplify right side
    1,432,341.45x = 1,447,565,783,223.25
  5. Step 5: Solve for x
    x = 1,447,565,783,223.25/1,432,341.45
  6. Step 6: Final answer
    x = 1,010,628.98

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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.