Home / 1,012,786.56-1,518,390.90-507,087.16

Finding the Fourth Proportional to 1,012,786.56, 1,518,390.90 and 507,087.16

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Solution

The fourth proportional to 1,012,786.56, 1,518,390.90 and 507,087.16 is: 760,235.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,786.56 : 1,518,390.90 = 507,087.16 : x
  2. Step 2: Convert to fraction form
    1,012,786.56/1,518,390.90 = 507,087.16/x
  3. Step 3: Cross multiply
    1,012,786.56x = 1,518,390.90 × 507,087.16
  4. Step 4: Simplify right side
    1,012,786.56x = 769,956,525,454.87
  5. Step 5: Solve for x
    x = 769,956,525,454.87/1,012,786.56
  6. Step 6: Final answer
    x = 760,235.73

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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.