Home / 1,012,781.87-1,518,384.03-507,082.26

Finding the Fourth Proportional to 1,012,781.87, 1,518,384.03 and 507,082.26

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Solution

The fourth proportional to 1,012,781.87, 1,518,384.03 and 507,082.26 is: 760,228.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,781.87 : 1,518,384.03 = 507,082.26 : x
  2. Step 2: Convert to fraction form
    1,012,781.87/1,518,384.03 = 507,082.26/x
  3. Step 3: Cross multiply
    1,012,781.87x = 1,518,384.03 × 507,082.26
  4. Step 4: Simplify right side
    1,012,781.87x = 769,945,605,480.31
  5. Step 5: Solve for x
    x = 769,945,605,480.31/1,012,781.87
  6. Step 6: Final answer
    x = 760,228.46

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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.