Home / 2,103,102.20-3,154,653.30-1,301,785.40

Finding the Fourth Proportional to 2,103,102.20, 3,154,653.30 and 1,301,785.40

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Solution

The fourth proportional to 2,103,102.20, 3,154,653.30 and 1,301,785.40 is: 1,952,678.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,103,102.20 : 3,154,653.30 = 1,301,785.40 : x
  2. Step 2: Convert to fraction form
    2,103,102.20/3,154,653.30 = 1,301,785.40/x
  3. Step 3: Cross multiply
    2,103,102.20x = 3,154,653.30 × 1,301,785.40
  4. Step 4: Simplify right side
    2,103,102.20x = 4,106,681,608,001.82
  5. Step 5: Solve for x
    x = 4,106,681,608,001.82/2,103,102.20
  6. Step 6: Final answer
    x = 1,952,678.10

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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.