Home / 1,405,893.50-2,108,404.09-507,218.41

Finding the Fourth Proportional to 1,405,893.50, 2,108,404.09 and 507,218.41

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Solution

The fourth proportional to 1,405,893.50, 2,108,404.09 and 507,218.41 is: 760,670.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,405,893.50 : 2,108,404.09 = 507,218.41 : x
  2. Step 2: Convert to fraction form
    1,405,893.50/2,108,404.09 = 507,218.41/x
  3. Step 3: Cross multiply
    1,405,893.50x = 2,108,404.09 × 507,218.41
  4. Step 4: Simplify right side
    1,405,893.50x = 1,069,421,370,167.30
  5. Step 5: Solve for x
    x = 1,069,421,370,167.30/1,405,893.50
  6. Step 6: Final answer
    x = 760,670.26

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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.