Home / 1,957,024.80-2,700,785.15-1,222,414.01

Finding the Fourth Proportional to 1,957,024.80, 2,700,785.15 and 1,222,414.01

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Solution

The fourth proportional to 1,957,024.80, 2,700,785.15 and 1,222,414.01 is: 1,686,988.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,957,024.80 : 2,700,785.15 = 1,222,414.01 : x
  2. Step 2: Convert to fraction form
    1,957,024.80/2,700,785.15 = 1,222,414.01/x
  3. Step 3: Cross multiply
    1,957,024.80x = 2,700,785.15 × 1,222,414.01
  4. Step 4: Simplify right side
    1,957,024.80x = 3,301,477,596,298.03
  5. Step 5: Solve for x
    x = 3,301,477,596,298.03/1,957,024.80
  6. Step 6: Final answer
    x = 1,686,988.12

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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.