Home / 1,018,247.50-1,405,181.55-565,580.62

Finding the Fourth Proportional to 1,018,247.50, 1,405,181.55 and 565,580.62

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Solution

The fourth proportional to 1,018,247.50, 1,405,181.55 and 565,580.62 is: 780,501.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,247.50 : 1,405,181.55 = 565,580.62 : x
  2. Step 2: Convert to fraction form
    1,018,247.50/1,405,181.55 = 565,580.62/x
  3. Step 3: Cross multiply
    1,018,247.50x = 1,405,181.55 × 565,580.62
  4. Step 4: Simplify right side
    1,018,247.50x = 794,743,452,261.56
  5. Step 5: Solve for x
    x = 794,743,452,261.56/1,018,247.50
  6. Step 6: Final answer
    x = 780,501.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.