Home / 1,701,178.64-2,347,139.40-1,012,274.72

Finding the Fourth Proportional to 1,701,178.64, 2,347,139.40 and 1,012,274.72

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Solution

The fourth proportional to 1,701,178.64, 2,347,139.40 and 1,012,274.72 is: 1,396,649.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,701,178.64 : 2,347,139.40 = 1,012,274.72 : x
  2. Step 2: Convert to fraction form
    1,701,178.64/2,347,139.40 = 1,012,274.72/x
  3. Step 3: Cross multiply
    1,701,178.64x = 2,347,139.40 × 1,012,274.72
  4. Step 4: Simplify right side
    1,701,178.64x = 2,375,949,878,935.97
  5. Step 5: Solve for x
    x = 2,375,949,878,935.97/1,701,178.64
  6. Step 6: Final answer
    x = 1,396,649.25

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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.