Home / 1,352,643.71-2,027,617.51-676,661.45

Finding the Fourth Proportional to 1,352,643.71, 2,027,617.51 and 676,661.45

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Solution

The fourth proportional to 1,352,643.71, 2,027,617.51 and 676,661.45 is: 1,014,317.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,352,643.71 : 2,027,617.51 = 676,661.45 : x
  2. Step 2: Convert to fraction form
    1,352,643.71/2,027,617.51 = 676,661.45/x
  3. Step 3: Cross multiply
    1,352,643.71x = 2,027,617.51 × 676,661.45
  4. Step 4: Simplify right side
    1,352,643.71x = 1,372,010,594,223.90
  5. Step 5: Solve for x
    x = 1,372,010,594,223.90/1,352,643.71
  6. Step 6: Final answer
    x = 1,014,317.81

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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.