Home / 1,091,117.07-1,505,742-632,497.65

Finding the Fourth Proportional to 1,091,117.07, 1,505,742 and 632,497.65

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Solution

The fourth proportional to 1,091,117.07, 1,505,742 and 632,497.65 is: 872,847.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,117.07 : 1,505,742 = 632,497.65 : x
  2. Step 2: Convert to fraction form
    1,091,117.07/1,505,742 = 632,497.65/x
  3. Step 3: Cross multiply
    1,091,117.07x = 1,505,742 × 632,497.65
  4. Step 4: Simplify right side
    1,091,117.07x = 952,378,276,506.30
  5. Step 5: Solve for x
    x = 952,378,276,506.30/1,091,117.07
  6. Step 6: Final answer
    x = 872,847.01

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.