Home / 1,873,820.37-2,810,730.15-1,021,608.75

Finding the Fourth Proportional to 1,873,820.37, 2,810,730.15 and 1,021,608.75

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Solution

The fourth proportional to 1,873,820.37, 2,810,730.15 and 1,021,608.75 is: 1,532,412.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,873,820.37 : 2,810,730.15 = 1,021,608.75 : x
  2. Step 2: Convert to fraction form
    1,873,820.37/2,810,730.15 = 1,021,608.75/x
  3. Step 3: Cross multiply
    1,873,820.37x = 2,810,730.15 × 1,021,608.75
  4. Step 4: Simplify right side
    1,873,820.37x = 2,871,466,515,128.81
  5. Step 5: Solve for x
    x = 2,871,466,515,128.81/1,873,820.37
  6. Step 6: Final answer
    x = 1,532,412.90

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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.