Home / 1,345,847.81-2,018,181.15-503,809.07

Finding the Fourth Proportional to 1,345,847.81, 2,018,181.15 and 503,809.07

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Solution

The fourth proportional to 1,345,847.81, 2,018,181.15 and 503,809.07 is: 755,492.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,847.81 : 2,018,181.15 = 503,809.07 : x
  2. Step 2: Convert to fraction form
    1,345,847.81/2,018,181.15 = 503,809.07/x
  3. Step 3: Cross multiply
    1,345,847.81x = 2,018,181.15 × 503,809.07
  4. Step 4: Simplify right side
    1,345,847.81x = 1,016,777,958,182.12
  5. Step 5: Solve for x
    x = 1,016,777,958,182.12/1,345,847.81
  6. Step 6: Final answer
    x = 755,492.53

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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.