Home / 1,364,790.28-2,047,447.86-523,276.42

Finding the Fourth Proportional to 1,364,790.28, 2,047,447.86 and 523,276.42

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Solution

The fourth proportional to 1,364,790.28, 2,047,447.86 and 523,276.42 is: 785,015.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,364,790.28 : 2,047,447.86 = 523,276.42 : x
  2. Step 2: Convert to fraction form
    1,364,790.28/2,047,447.86 = 523,276.42/x
  3. Step 3: Cross multiply
    1,364,790.28x = 2,047,447.86 × 523,276.42
  4. Step 4: Simplify right side
    1,364,790.28x = 1,071,381,186,317.46
  5. Step 5: Solve for x
    x = 1,071,381,186,317.46/1,364,790.28
  6. Step 6: Final answer
    x = 785,015.25

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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.