Home / 1,557,700.20-2,325,282.45-1,368,743.40

Finding the Fourth Proportional to 1,557,700.20, 2,325,282.45 and 1,368,743.40

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Solution

The fourth proportional to 1,557,700.20, 2,325,282.45 and 1,368,743.40 is: 2,043,214.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,700.20 : 2,325,282.45 = 1,368,743.40 : x
  2. Step 2: Convert to fraction form
    1,557,700.20/2,325,282.45 = 1,368,743.40/x
  3. Step 3: Cross multiply
    1,557,700.20x = 2,325,282.45 × 1,368,743.40
  4. Step 4: Simplify right side
    1,557,700.20x = 3,182,715,006,573.33
  5. Step 5: Solve for x
    x = 3,182,715,006,573.33/1,557,700.20
  6. Step 6: Final answer
    x = 2,043,214.10

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.