Home / 1,120,800.13-1,546,696.28-637,365.15

Finding the Fourth Proportional to 1,120,800.13, 1,546,696.28 and 637,365.15

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Solution

The fourth proportional to 1,120,800.13, 1,546,696.28 and 637,365.15 is: 879,559.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,800.13 : 1,546,696.28 = 637,365.15 : x
  2. Step 2: Convert to fraction form
    1,120,800.13/1,546,696.28 = 637,365.15/x
  3. Step 3: Cross multiply
    1,120,800.13x = 1,546,696.28 × 637,365.15
  4. Step 4: Simplify right side
    1,120,800.13x = 985,810,308,100.06
  5. Step 5: Solve for x
    x = 985,810,308,100.06/1,120,800.13
  6. Step 6: Final answer
    x = 879,559.42

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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.