Home / 2,110,358-2,912,296.60-1,143,487.54

Finding the Fourth Proportional to 2,110,358, 2,912,296.60 and 1,143,487.54

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Solution

The fourth proportional to 2,110,358, 2,912,296.60 and 1,143,487.54 is: 1,578,014.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110,358 : 2,912,296.60 = 1,143,487.54 : x
  2. Step 2: Convert to fraction form
    2,110,358/2,912,296.60 = 1,143,487.54/x
  3. Step 3: Cross multiply
    2,110,358x = 2,912,296.60 × 1,143,487.54
  4. Step 4: Simplify right side
    2,110,358x = 3,330,174,874,884.36
  5. Step 5: Solve for x
    x = 3,330,174,874,884.36/2,110,358
  6. Step 6: Final answer
    x = 1,578,014.19

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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.