Home / 1,491,061.53-2,237,250.75-1,157,004.57

Finding the Fourth Proportional to 1,491,061.53, 2,237,250.75 and 1,157,004.57

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Solution

The fourth proportional to 1,491,061.53, 2,237,250.75 and 1,157,004.57 is: 1,736,017.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,061.53 : 2,237,250.75 = 1,157,004.57 : x
  2. Step 2: Convert to fraction form
    1,491,061.53/2,237,250.75 = 1,157,004.57/x
  3. Step 3: Cross multiply
    1,491,061.53x = 2,237,250.75 × 1,157,004.57
  4. Step 4: Simplify right side
    1,491,061.53x = 2,588,509,341,985.93
  5. Step 5: Solve for x
    x = 2,588,509,341,985.93/1,491,061.53
  6. Step 6: Final answer
    x = 1,736,017.79

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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.