Home / 1,081,632.48-1,621,174.59-441,536.46

Finding the Fourth Proportional to 1,081,632.48, 1,621,174.59 and 441,536.46

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Solution

The fourth proportional to 1,081,632.48, 1,621,174.59 and 441,536.46 is: 661,784.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,632.48 : 1,621,174.59 = 441,536.46 : x
  2. Step 2: Convert to fraction form
    1,081,632.48/1,621,174.59 = 441,536.46/x
  3. Step 3: Cross multiply
    1,081,632.48x = 1,621,174.59 × 441,536.46
  4. Step 4: Simplify right side
    1,081,632.48x = 715,807,689,510.55
  5. Step 5: Solve for x
    x = 715,807,689,510.55/1,081,632.48
  6. Step 6: Final answer
    x = 661,784.57

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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.