Home / 5,323,235-7,987,140.66-1,730,103.80

Finding the Fourth Proportional to 5,323,235, 7,987,140.66 and 1,730,103.80

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Solution

The fourth proportional to 5,323,235, 7,987,140.66 and 1,730,103.80 is: 2,595,899.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,323,235 : 7,987,140.66 = 1,730,103.80 : x
  2. Step 2: Convert to fraction form
    5,323,235/7,987,140.66 = 1,730,103.80/x
  3. Step 3: Cross multiply
    5,323,235x = 7,987,140.66 × 1,730,103.80
  4. Step 4: Simplify right side
    5,323,235x = 13,818,582,407,000.51
  5. Step 5: Solve for x
    x = 13,818,582,407,000.51/5,323,235
  6. Step 6: Final answer
    x = 2,595,899.37

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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.