Home / 1,721,247.83-2,579,509.76-1,089,029.87

Finding the Fourth Proportional to 1,721,247.83, 2,579,509.76 and 1,089,029.87

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Solution

The fourth proportional to 1,721,247.83, 2,579,509.76 and 1,089,029.87 is: 1,632,050.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,721,247.83 : 2,579,509.76 = 1,089,029.87 : x
  2. Step 2: Convert to fraction form
    1,721,247.83/2,579,509.76 = 1,089,029.87/x
  3. Step 3: Cross multiply
    1,721,247.83x = 2,579,509.76 × 1,089,029.87
  4. Step 4: Simplify right side
    1,721,247.83x = 2,809,163,160,253.83
  5. Step 5: Solve for x
    x = 2,809,163,160,253.83/1,721,247.83
  6. Step 6: Final answer
    x = 1,632,050.38

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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.