Home / 1,132,415.50-1,698,623.23-412,811.16

Finding the Fourth Proportional to 1,132,415.50, 1,698,623.23 and 412,811.16

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Solution

The fourth proportional to 1,132,415.50, 1,698,623.23 and 412,811.16 is: 619,216.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,415.50 : 1,698,623.23 = 412,811.16 : x
  2. Step 2: Convert to fraction form
    1,132,415.50/1,698,623.23 = 412,811.16/x
  3. Step 3: Cross multiply
    1,132,415.50x = 1,698,623.23 × 412,811.16
  4. Step 4: Simplify right side
    1,132,415.50x = 701,210,625,979.25
  5. Step 5: Solve for x
    x = 701,210,625,979.25/1,132,415.50
  6. Step 6: Final answer
    x = 619,216.73

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Double scale
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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.