Home / 1,782,746.31-2,673,856.43-520,234.95

Finding the Fourth Proportional to 1,782,746.31, 2,673,856.43 and 520,234.95

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Solution

The fourth proportional to 1,782,746.31, 2,673,856.43 and 520,234.95 is: 780,275.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,782,746.31 : 2,673,856.43 = 520,234.95 : x
  2. Step 2: Convert to fraction form
    1,782,746.31/2,673,856.43 = 520,234.95/x
  3. Step 3: Cross multiply
    1,782,746.31x = 2,673,856.43 × 520,234.95
  4. Step 4: Simplify right side
    1,782,746.31x = 1,391,033,563,567.05
  5. Step 5: Solve for x
    x = 1,391,033,563,567.05/1,782,746.31
  6. Step 6: Final answer
    x = 780,275.67

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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.