Home / 1,966,077.46-2,949,826.28-686,873.82

Finding the Fourth Proportional to 1,966,077.46, 2,949,826.28 and 686,873.82

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Solution

The fourth proportional to 1,966,077.46, 2,949,826.28 and 686,873.82 is: 1,030,558.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,966,077.46 : 2,949,826.28 = 686,873.82 : x
  2. Step 2: Convert to fraction form
    1,966,077.46/2,949,826.28 = 686,873.82/x
  3. Step 3: Cross multiply
    1,966,077.46x = 2,949,826.28 × 686,873.82
  4. Step 4: Simplify right side
    1,966,077.46x = 2,026,158,458,703.04
  5. Step 5: Solve for x
    x = 2,026,158,458,703.04/1,966,077.46
  6. Step 6: Final answer
    x = 1,030,558.82

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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.