Home / 1,628,064.60-2,246,867.16-903,145.88

Finding the Fourth Proportional to 1,628,064.60, 2,246,867.16 and 903,145.88

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Solution

The fourth proportional to 1,628,064.60, 2,246,867.16 and 903,145.88 is: 1,246,417.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,064.60 : 2,246,867.16 = 903,145.88 : x
  2. Step 2: Convert to fraction form
    1,628,064.60/2,246,867.16 = 903,145.88/x
  3. Step 3: Cross multiply
    1,628,064.60x = 2,246,867.16 × 903,145.88
  4. Step 4: Simplify right side
    1,628,064.60x = 2,029,248,818,461.30
  5. Step 5: Solve for x
    x = 2,029,248,818,461.30/1,628,064.60
  6. Step 6: Final answer
    x = 1,246,417.87

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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.