Home / 1,467,111.10-2,200,666.65-988,814.20

Finding the Fourth Proportional to 1,467,111.10, 2,200,666.65 and 988,814.20

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Solution

The fourth proportional to 1,467,111.10, 2,200,666.65 and 988,814.20 is: 1,483,221.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,467,111.10 : 2,200,666.65 = 988,814.20 : x
  2. Step 2: Convert to fraction form
    1,467,111.10/2,200,666.65 = 988,814.20/x
  3. Step 3: Cross multiply
    1,467,111.10x = 2,200,666.65 × 988,814.20
  4. Step 4: Simplify right side
    1,467,111.10x = 2,176,050,432,986.43
  5. Step 5: Solve for x
    x = 2,176,050,432,986.43/1,467,111.10
  6. Step 6: Final answer
    x = 1,483,221.30

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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.