Home / 2,109,616.64-2,911,284.94-1,142,746.92

Finding the Fourth Proportional to 2,109,616.64, 2,911,284.94 and 1,142,746.92

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Solution

The fourth proportional to 2,109,616.64, 2,911,284.94 and 1,142,746.92 is: 1,576,998.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,109,616.64 : 2,911,284.94 = 1,142,746.92 : x
  2. Step 2: Convert to fraction form
    2,109,616.64/2,911,284.94 = 1,142,746.92/x
  3. Step 3: Cross multiply
    2,109,616.64x = 2,911,284.94 × 1,142,746.92
  4. Step 4: Simplify right side
    2,109,616.64x = 3,326,861,898,427.38
  5. Step 5: Solve for x
    x = 3,326,861,898,427.38/2,109,616.64
  6. Step 6: Final answer
    x = 1,576,998.32

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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.