Home / 1,346,334.24-2,019,485.28-386,813.46

Finding the Fourth Proportional to 1,346,334.24, 2,019,485.28 and 386,813.46

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Solution

The fourth proportional to 1,346,334.24, 2,019,485.28 and 386,813.46 is: 580,215.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,334.24 : 2,019,485.28 = 386,813.46 : x
  2. Step 2: Convert to fraction form
    1,346,334.24/2,019,485.28 = 386,813.46/x
  3. Step 3: Cross multiply
    1,346,334.24x = 2,019,485.28 × 386,813.46
  4. Step 4: Simplify right side
    1,346,334.24x = 781,164,088,575.87
  5. Step 5: Solve for x
    x = 781,164,088,575.87/1,346,334.24
  6. Step 6: Final answer
    x = 580,215.57

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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.