Home / 2,018,540.96-2,785,459.28-1,158,495.84

Finding the Fourth Proportional to 2,018,540.96, 2,785,459.28 and 1,158,495.84

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Solution

The fourth proportional to 2,018,540.96, 2,785,459.28 and 1,158,495.84 is: 1,598,651.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,540.96 : 2,785,459.28 = 1,158,495.84 : x
  2. Step 2: Convert to fraction form
    2,018,540.96/2,785,459.28 = 1,158,495.84/x
  3. Step 3: Cross multiply
    2,018,540.96x = 2,785,459.28 × 1,158,495.84
  4. Step 4: Simplify right side
    2,018,540.96x = 3,226,942,988,369.40
  5. Step 5: Solve for x
    x = 3,226,942,988,369.40/2,018,540.96
  6. Step 6: Final answer
    x = 1,598,651.23

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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.