Home / 2,014,719.40-3,019,454.70-815,660.20

Finding the Fourth Proportional to 2,014,719.40, 3,019,454.70 and 815,660.20

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Solution

The fourth proportional to 2,014,719.40, 3,019,454.70 and 815,660.20 is: 1,222,427.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,014,719.40 : 3,019,454.70 = 815,660.20 : x
  2. Step 2: Convert to fraction form
    2,014,719.40/3,019,454.70 = 815,660.20/x
  3. Step 3: Cross multiply
    2,014,719.40x = 3,019,454.70 × 815,660.20
  4. Step 4: Simplify right side
    2,014,719.40x = 2,462,849,024,492.94
  5. Step 5: Solve for x
    x = 2,462,849,024,492.94/2,014,719.40
  6. Step 6: Final answer
    x = 1,222,427.81

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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.