Home / 2,291,946.08-3,162,700.16-1,325,138.40

Finding the Fourth Proportional to 2,291,946.08, 3,162,700.16 and 1,325,138.40

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Solution

The fourth proportional to 2,291,946.08, 3,162,700.16 and 1,325,138.40 is: 1,828,583.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,291,946.08 : 3,162,700.16 = 1,325,138.40 : x
  2. Step 2: Convert to fraction form
    2,291,946.08/3,162,700.16 = 1,325,138.40/x
  3. Step 3: Cross multiply
    2,291,946.08x = 3,162,700.16 × 1,325,138.40
  4. Step 4: Simplify right side
    2,291,946.08x = 4,191,015,429,702.14
  5. Step 5: Solve for x
    x = 4,191,015,429,702.14/2,291,946.08
  6. Step 6: Final answer
    x = 1,828,583.78

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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.