Home / 3,776,807.64-5,666,886.07-1,979,263.74

Finding the Fourth Proportional to 3,776,807.64, 5,666,886.07 and 1,979,263.74

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Solution

The fourth proportional to 3,776,807.64, 5,666,886.07 and 1,979,263.74 is: 2,969,773.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,776,807.64 : 5,666,886.07 = 1,979,263.74 : x
  2. Step 2: Convert to fraction form
    3,776,807.64/5,666,886.07 = 1,979,263.74/x
  3. Step 3: Cross multiply
    3,776,807.64x = 5,666,886.07 × 1,979,263.74
  4. Step 4: Simplify right side
    3,776,807.64x = 11,216,262,112,113.94
  5. Step 5: Solve for x
    x = 11,216,262,112,113.94/3,776,807.64
  6. Step 6: Final answer
    x = 2,969,773.20

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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.