Home / 1,053,809.28-1,580,715-493,237.44

Finding the Fourth Proportional to 1,053,809.28, 1,580,715 and 493,237.44

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Solution

The fourth proportional to 1,053,809.28, 1,580,715 and 493,237.44 is: 739,856.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,809.28 : 1,580,715 = 493,237.44 : x
  2. Step 2: Convert to fraction form
    1,053,809.28/1,580,715 = 493,237.44/x
  3. Step 3: Cross multiply
    1,053,809.28x = 1,580,715 × 493,237.44
  4. Step 4: Simplify right side
    1,053,809.28x = 779,667,819,969.60
  5. Step 5: Solve for x
    x = 779,667,819,969.60/1,053,809.28
  6. Step 6: Final answer
    x = 739,856.67

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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.