Home / 1,405,897.77-2,108,410.47-507,222.66

Finding the Fourth Proportional to 1,405,897.77, 2,108,410.47 and 507,222.66

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Solution

The fourth proportional to 1,405,897.77, 2,108,410.47 and 507,222.66 is: 760,676.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,405,897.77 : 2,108,410.47 = 507,222.66 : x
  2. Step 2: Convert to fraction form
    1,405,897.77/2,108,410.47 = 507,222.66/x
  3. Step 3: Cross multiply
    1,405,897.77x = 2,108,410.47 × 507,222.66
  4. Step 4: Simplify right side
    1,405,897.77x = 1,069,433,566,965.25
  5. Step 5: Solve for x
    x = 1,069,433,566,965.25/1,405,897.77
  6. Step 6: Final answer
    x = 760,676.62

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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.