Home / 1,018,945.33-1,406,159-560,102.33

Finding the Fourth Proportional to 1,018,945.33, 1,406,159 and 560,102.33

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Solution

The fourth proportional to 1,018,945.33, 1,406,159 and 560,102.33 is: 772,949.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,945.33 : 1,406,159 = 560,102.33 : x
  2. Step 2: Convert to fraction form
    1,018,945.33/1,406,159 = 560,102.33/x
  3. Step 3: Cross multiply
    1,018,945.33x = 1,406,159 × 560,102.33
  4. Step 4: Simplify right side
    1,018,945.33x = 787,592,932,250.47
  5. Step 5: Solve for x
    x = 787,592,932,250.47/1,018,945.33
  6. Step 6: Final answer
    x = 772,949.16

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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.