Home / 1,211,790.96-1,817,489.40-572,093.46

Finding the Fourth Proportional to 1,211,790.96, 1,817,489.40 and 572,093.46

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Solution

The fourth proportional to 1,211,790.96, 1,817,489.40 and 572,093.46 is: 858,047.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,211,790.96 : 1,817,489.40 = 572,093.46 : x
  2. Step 2: Convert to fraction form
    1,211,790.96/1,817,489.40 = 572,093.46/x
  3. Step 3: Cross multiply
    1,211,790.96x = 1,817,489.40 × 572,093.46
  4. Step 4: Simplify right side
    1,211,790.96x = 1,039,773,799,359.32
  5. Step 5: Solve for x
    x = 1,039,773,799,359.32/1,211,790.96
  6. Step 6: Final answer
    x = 858,047.17

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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.