Home / 1,049,941.76-1,575,142.32-340,041.56

Finding the Fourth Proportional to 1,049,941.76, 1,575,142.32 and 340,041.56

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Solution

The fourth proportional to 1,049,941.76, 1,575,142.32 and 340,041.56 is: 510,136.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,941.76 : 1,575,142.32 = 340,041.56 : x
  2. Step 2: Convert to fraction form
    1,049,941.76/1,575,142.32 = 340,041.56/x
  3. Step 3: Cross multiply
    1,049,941.76x = 1,575,142.32 × 340,041.56
  4. Step 4: Simplify right side
    1,049,941.76x = 535,613,851,021.05
  5. Step 5: Solve for x
    x = 535,613,851,021.05/1,049,941.76
  6. Step 6: Final answer
    x = 510,136.73

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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.