Home / 1,457,986.66-2,009,730.46-998,306.30

Finding the Fourth Proportional to 1,457,986.66, 2,009,730.46 and 998,306.30

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Solution

The fourth proportional to 1,457,986.66, 2,009,730.46 and 998,306.30 is: 1,376,093.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457,986.66 : 2,009,730.46 = 998,306.30 : x
  2. Step 2: Convert to fraction form
    1,457,986.66/2,009,730.46 = 998,306.30/x
  3. Step 3: Cross multiply
    1,457,986.66x = 2,009,730.46 × 998,306.30
  4. Step 4: Simplify right side
    1,457,986.66x = 2,006,326,579,519.90
  5. Step 5: Solve for x
    x = 2,006,326,579,519.90/1,457,986.66
  6. Step 6: Final answer
    x = 1,376,093.92

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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.