Home / 1,023,626.35-1,535,384.17-313,656.49

Finding the Fourth Proportional to 1,023,626.35, 1,535,384.17 and 313,656.49

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Solution

The fourth proportional to 1,023,626.35, 1,535,384.17 and 313,656.49 is: 470,467.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,626.35 : 1,535,384.17 = 313,656.49 : x
  2. Step 2: Convert to fraction form
    1,023,626.35/1,535,384.17 = 313,656.49/x
  3. Step 3: Cross multiply
    1,023,626.35x = 1,535,384.17 × 313,656.49
  4. Step 4: Simplify right side
    1,023,626.35x = 481,583,209,563.76
  5. Step 5: Solve for x
    x = 481,583,209,563.76/1,023,626.35
  6. Step 6: Final answer
    x = 470,467.77

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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.