Home / 1,090,340.55-1,635,510.44-291,601.37

Finding the Fourth Proportional to 1,090,340.55, 1,635,510.44 and 291,601.37

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Solution

The fourth proportional to 1,090,340.55, 1,635,510.44 and 291,601.37 is: 437,401.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,340.55 : 1,635,510.44 = 291,601.37 : x
  2. Step 2: Convert to fraction form
    1,090,340.55/1,635,510.44 = 291,601.37/x
  3. Step 3: Cross multiply
    1,090,340.55x = 1,635,510.44 × 291,601.37
  4. Step 4: Simplify right side
    1,090,340.55x = 476,917,077,504.75
  5. Step 5: Solve for x
    x = 476,917,077,504.75/1,090,340.55
  6. Step 6: Final answer
    x = 437,401.94

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Double scale
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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.