Home / 1,654,105.68-2,480,743.80-1,210,055.76

Finding the Fourth Proportional to 1,654,105.68, 2,480,743.80 and 1,210,055.76

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Solution

The fourth proportional to 1,654,105.68, 2,480,743.80 and 1,210,055.76 is: 1,814,780.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,654,105.68 : 2,480,743.80 = 1,210,055.76 : x
  2. Step 2: Convert to fraction form
    1,654,105.68/2,480,743.80 = 1,210,055.76/x
  3. Step 3: Cross multiply
    1,654,105.68x = 2,480,743.80 × 1,210,055.76
  4. Step 4: Simplify right side
    1,654,105.68x = 3,001,838,324,274.29
  5. Step 5: Solve for x
    x = 3,001,838,324,274.29/1,654,105.68
  6. Step 6: Final answer
    x = 1,814,780.25

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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.