Home / 1,055,102.76-1,581,538.77-344,940.12

Finding the Fourth Proportional to 1,055,102.76, 1,581,538.77 and 344,940.12

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Solution

The fourth proportional to 1,055,102.76, 1,581,538.77 and 344,940.12 is: 517,045.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,102.76 : 1,581,538.77 = 344,940.12 : x
  2. Step 2: Convert to fraction form
    1,055,102.76/1,581,538.77 = 344,940.12/x
  3. Step 3: Cross multiply
    1,055,102.76x = 1,581,538.77 × 344,940.12
  4. Step 4: Simplify right side
    1,055,102.76x = 545,536,173,108.45
  5. Step 5: Solve for x
    x = 545,536,173,108.45/1,055,102.76
  6. Step 6: Final answer
    x = 517,045.54

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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.