Home / 2,014,869.40-3,019,679.70-815,810.20

Finding the Fourth Proportional to 2,014,869.40, 3,019,679.70 and 815,810.20

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Solution

The fourth proportional to 2,014,869.40, 3,019,679.70 and 815,810.20 is: 1,222,652.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,014,869.40 : 3,019,679.70 = 815,810.20 : x
  2. Step 2: Convert to fraction form
    2,014,869.40/3,019,679.70 = 815,810.20/x
  3. Step 3: Cross multiply
    2,014,869.40x = 3,019,679.70 × 815,810.20
  4. Step 4: Simplify right side
    2,014,869.40x = 2,463,485,499,992.94
  5. Step 5: Solve for x
    x = 2,463,485,499,992.94/2,014,869.40
  6. Step 6: Final answer
    x = 1,222,652.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.