Home / 1,688,741.66-2,533,268.25-551,509.80

Finding the Fourth Proportional to 1,688,741.66, 2,533,268.25 and 551,509.80

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Solution

The fourth proportional to 1,688,741.66, 2,533,268.25 and 551,509.80 is: 827,315.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,688,741.66 : 2,533,268.25 = 551,509.80 : x
  2. Step 2: Convert to fraction form
    1,688,741.66/2,533,268.25 = 551,509.80/x
  3. Step 3: Cross multiply
    1,688,741.66x = 2,533,268.25 × 551,509.80
  4. Step 4: Simplify right side
    1,688,741.66x = 1,397,122,259,570.68
  5. Step 5: Solve for x
    x = 1,397,122,259,570.68/1,688,741.66
  6. Step 6: Final answer
    x = 827,315.57

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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.