Home / 1,898,612.16-2,620,064.58-1,027,427.64

Finding the Fourth Proportional to 1,898,612.16, 2,620,064.58 and 1,027,427.64

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Solution

The fourth proportional to 1,898,612.16, 2,620,064.58 and 1,027,427.64 is: 1,417,839.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,898,612.16 : 2,620,064.58 = 1,027,427.64 : x
  2. Step 2: Convert to fraction form
    1,898,612.16/2,620,064.58 = 1,027,427.64/x
  3. Step 3: Cross multiply
    1,898,612.16x = 2,620,064.58 × 1,027,427.64
  4. Step 4: Simplify right side
    1,898,612.16x = 2,691,926,768,076.99
  5. Step 5: Solve for x
    x = 2,691,926,768,076.99/1,898,612.16
  6. Step 6: Final answer
    x = 1,417,839.21

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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.