Home / 1,343,446.48-1,851,997.44-1,020,596.12

Finding the Fourth Proportional to 1,343,446.48, 1,851,997.44 and 1,020,596.12

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Solution

The fourth proportional to 1,343,446.48, 1,851,997.44 and 1,020,596.12 is: 1,406,934.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,446.48 : 1,851,997.44 = 1,020,596.12 : x
  2. Step 2: Convert to fraction form
    1,343,446.48/1,851,997.44 = 1,020,596.12/x
  3. Step 3: Cross multiply
    1,343,446.48x = 1,851,997.44 × 1,020,596.12
  4. Step 4: Simplify right side
    1,343,446.48x = 1,890,141,401,513.93
  5. Step 5: Solve for x
    x = 1,890,141,401,513.93/1,343,446.48
  6. Step 6: Final answer
    x = 1,406,934.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.