Home / 1,720,871-2,374,709.64-995,730.56

Finding the Fourth Proportional to 1,720,871, 2,374,709.64 and 995,730.56

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Solution

The fourth proportional to 1,720,871, 2,374,709.64 and 995,730.56 is: 1,374,054.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,871 : 2,374,709.64 = 995,730.56 : x
  2. Step 2: Convert to fraction form
    1,720,871/2,374,709.64 = 995,730.56/x
  3. Step 3: Cross multiply
    1,720,871x = 2,374,709.64 × 995,730.56
  4. Step 4: Simplify right side
    1,720,871x = 2,364,570,959,674.60
  5. Step 5: Solve for x
    x = 2,364,570,959,674.60/1,720,871
  6. Step 6: Final answer
    x = 1,374,054.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.