Home / 2,655,541.28-3,976,585.52-1,646,633.76

Finding the Fourth Proportional to 2,655,541.28, 3,976,585.52 and 1,646,633.76

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Solution

The fourth proportional to 2,655,541.28, 3,976,585.52 and 1,646,633.76 is: 2,465,779.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,655,541.28 : 3,976,585.52 = 1,646,633.76 : x
  2. Step 2: Convert to fraction form
    2,655,541.28/3,976,585.52 = 1,646,633.76/x
  3. Step 3: Cross multiply
    2,655,541.28x = 3,976,585.52 × 1,646,633.76
  4. Step 4: Simplify right side
    2,655,541.28x = 6,547,979,966,759.16
  5. Step 5: Solve for x
    x = 6,547,979,966,759.16/2,655,541.28
  6. Step 6: Final answer
    x = 2,465,779.77

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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.