Home / 1,090,110.24-1,635,234.48-342,185.76

Finding the Fourth Proportional to 1,090,110.24, 1,635,234.48 and 342,185.76

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Solution

The fourth proportional to 1,090,110.24, 1,635,234.48 and 342,185.76 is: 513,300.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,110.24 : 1,635,234.48 = 342,185.76 : x
  2. Step 2: Convert to fraction form
    1,090,110.24/1,635,234.48 = 342,185.76/x
  3. Step 3: Cross multiply
    1,090,110.24x = 1,635,234.48 × 342,185.76
  4. Step 4: Simplify right side
    1,090,110.24x = 559,553,953,317.01
  5. Step 5: Solve for x
    x = 559,553,953,317.01/1,090,110.24
  6. Step 6: Final answer
    x = 513,300.34

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1.5x scale

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.