Home / 1,249,796.89-1,874,698.07-451,642.13

Finding the Fourth Proportional to 1,249,796.89, 1,874,698.07 and 451,642.13

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Solution

The fourth proportional to 1,249,796.89, 1,874,698.07 and 451,642.13 is: 677,464.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,796.89 : 1,874,698.07 = 451,642.13 : x
  2. Step 2: Convert to fraction form
    1,249,796.89/1,874,698.07 = 451,642.13/x
  3. Step 3: Cross multiply
    1,249,796.89x = 1,874,698.07 × 451,642.13
  4. Step 4: Simplify right side
    1,249,796.89x = 846,692,629,441.69
  5. Step 5: Solve for x
    x = 846,692,629,441.69/1,249,796.89
  6. Step 6: Final answer
    x = 677,464.18

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Double scale
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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.