Home / 1,971,030.60-2,957,712.30-1,299,054.60

Finding the Fourth Proportional to 1,971,030.60, 2,957,712.30 and 1,299,054.60

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Solution

The fourth proportional to 1,971,030.60, 2,957,712.30 and 1,299,054.60 is: 1,949,350.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,971,030.60 : 2,957,712.30 = 1,299,054.60 : x
  2. Step 2: Convert to fraction form
    1,971,030.60/2,957,712.30 = 1,299,054.60/x
  3. Step 3: Cross multiply
    1,971,030.60x = 2,957,712.30 × 1,299,054.60
  4. Step 4: Simplify right side
    1,971,030.60x = 3,842,229,768,791.58
  5. Step 5: Solve for x
    x = 3,842,229,768,791.58/1,971,030.60
  6. Step 6: Final answer
    x = 1,949,350.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.