Home / 1,533,538-2,116,196.68-845,187.28

Finding the Fourth Proportional to 1,533,538, 2,116,196.68 and 845,187.28

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Solution

The fourth proportional to 1,533,538, 2,116,196.68 and 845,187.28 is: 1,166,311.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,538 : 2,116,196.68 = 845,187.28 : x
  2. Step 2: Convert to fraction form
    1,533,538/2,116,196.68 = 845,187.28/x
  3. Step 3: Cross multiply
    1,533,538x = 2,116,196.68 × 845,187.28
  4. Step 4: Simplify right side
    1,533,538x = 1,788,582,515,914.23
  5. Step 5: Solve for x
    x = 1,788,582,515,914.23/1,533,538
  6. Step 6: Final answer
    x = 1,166,311.18

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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.