Home / 1,132,175.63-1,698,208.10-422,148.26

Finding the Fourth Proportional to 1,132,175.63, 1,698,208.10 and 422,148.26

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Solution

The fourth proportional to 1,132,175.63, 1,698,208.10 and 422,148.26 is: 633,201.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,175.63 : 1,698,208.10 = 422,148.26 : x
  2. Step 2: Convert to fraction form
    1,132,175.63/1,698,208.10 = 422,148.26/x
  3. Step 3: Cross multiply
    1,132,175.63x = 1,698,208.10 × 422,148.26
  4. Step 4: Simplify right side
    1,132,175.63x = 716,895,592,422.17
  5. Step 5: Solve for x
    x = 716,895,592,422.17/1,132,175.63
  6. Step 6: Final answer
    x = 633,201.75

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1.5x scale

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.