Home / 1,405,899.20-2,108,412.91-507,224.15

Finding the Fourth Proportional to 1,405,899.20, 2,108,412.91 and 507,224.15

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Solution

The fourth proportional to 1,405,899.20, 2,108,412.91 and 507,224.15 is: 760,678.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,405,899.20 : 2,108,412.91 = 507,224.15 : x
  2. Step 2: Convert to fraction form
    1,405,899.20/2,108,412.91 = 507,224.15/x
  3. Step 3: Cross multiply
    1,405,899.20x = 2,108,412.91 × 507,224.15
  4. Step 4: Simplify right side
    1,405,899.20x = 1,069,437,943,587.66
  5. Step 5: Solve for x
    x = 1,069,437,943,587.66/1,405,899.20
  6. Step 6: Final answer
    x = 760,678.96

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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.