Home / 1,892,216.64-2,611,260-1,032,761.28

Finding the Fourth Proportional to 1,892,216.64, 2,611,260 and 1,032,761.28

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Solution

The fourth proportional to 1,892,216.64, 2,611,260 and 1,032,761.28 is: 1,425,211.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,892,216.64 : 2,611,260 = 1,032,761.28 : x
  2. Step 2: Convert to fraction form
    1,892,216.64/2,611,260 = 1,032,761.28/x
  3. Step 3: Cross multiply
    1,892,216.64x = 2,611,260 × 1,032,761.28
  4. Step 4: Simplify right side
    1,892,216.64x = 2,696,808,220,012.80
  5. Step 5: Solve for x
    x = 2,696,808,220,012.80/1,892,216.64
  6. Step 6: Final answer
    x = 1,425,211.13

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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.