Home / 1,107,070.20-1,660,119.30-507,832.20

Finding the Fourth Proportional to 1,107,070.20, 1,660,119.30 and 507,832.20

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Solution

The fourth proportional to 1,107,070.20, 1,660,119.30 and 507,832.20 is: 761,525.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,070.20 : 1,660,119.30 = 507,832.20 : x
  2. Step 2: Convert to fraction form
    1,107,070.20/1,660,119.30 = 507,832.20/x
  3. Step 3: Cross multiply
    1,107,070.20x = 1,660,119.30 × 507,832.20
  4. Step 4: Simplify right side
    1,107,070.20x = 843,062,036,381.46
  5. Step 5: Solve for x
    x = 843,062,036,381.46/1,107,070.20
  6. Step 6: Final answer
    x = 761,525.36

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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.