Home / 2,166,013.64-2,988,985.19-1,185,764.76

Finding the Fourth Proportional to 2,166,013.64, 2,988,985.19 and 1,185,764.76

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Solution

The fourth proportional to 2,166,013.64, 2,988,985.19 and 1,185,764.76 is: 1,636,293.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,166,013.64 : 2,988,985.19 = 1,185,764.76 : x
  2. Step 2: Convert to fraction form
    2,166,013.64/2,988,985.19 = 1,185,764.76/x
  3. Step 3: Cross multiply
    2,166,013.64x = 2,988,985.19 × 1,185,764.76
  4. Step 4: Simplify right side
    2,166,013.64x = 3,544,233,300,535.08
  5. Step 5: Solve for x
    x = 3,544,233,300,535.08/2,166,013.64
  6. Step 6: Final answer
    x = 1,636,293.16

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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.