Home / 1,781,840.87-2,672,621.84-502,396.67

Finding the Fourth Proportional to 1,781,840.87, 2,672,621.84 and 502,396.67

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Solution

The fourth proportional to 1,781,840.87, 2,672,621.84 and 502,396.67 is: 753,555.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,781,840.87 : 2,672,621.84 = 502,396.67 : x
  2. Step 2: Convert to fraction form
    1,781,840.87/2,672,621.84 = 502,396.67/x
  3. Step 3: Cross multiply
    1,781,840.87x = 2,672,621.84 × 502,396.67
  4. Step 4: Simplify right side
    1,781,840.87x = 1,342,716,300,478.16
  5. Step 5: Solve for x
    x = 1,342,716,300,478.16/1,781,840.87
  6. Step 6: Final answer
    x = 753,555.68

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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.