Home / 1,930,276.77-2,663,785.08-1,070,837.06

Finding the Fourth Proportional to 1,930,276.77, 2,663,785.08 and 1,070,837.06

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Solution

The fourth proportional to 1,930,276.77, 2,663,785.08 and 1,070,837.06 is: 1,477,756.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,930,276.77 : 2,663,785.08 = 1,070,837.06 : x
  2. Step 2: Convert to fraction form
    1,930,276.77/2,663,785.08 = 1,070,837.06/x
  3. Step 3: Cross multiply
    1,930,276.77x = 2,663,785.08 × 1,070,837.06
  4. Step 4: Simplify right side
    1,930,276.77x = 2,852,479,770,220.14
  5. Step 5: Solve for x
    x = 2,852,479,770,220.14/1,930,276.77
  6. Step 6: Final answer
    x = 1,477,756.88

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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.