Home / 1,132,187.64-1,698,225.98-422,160.14

Finding the Fourth Proportional to 1,132,187.64, 1,698,225.98 and 422,160.14

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Solution

The fourth proportional to 1,132,187.64, 1,698,225.98 and 422,160.14 is: 633,219.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,187.64 : 1,698,225.98 = 422,160.14 : x
  2. Step 2: Convert to fraction form
    1,132,187.64/1,698,225.98 = 422,160.14/x
  3. Step 3: Cross multiply
    1,132,187.64x = 1,698,225.98 × 422,160.14
  4. Step 4: Simplify right side
    1,132,187.64x = 716,923,306,866.51
  5. Step 5: Solve for x
    x = 716,923,306,866.51/1,132,187.64
  6. Step 6: Final answer
    x = 633,219.51

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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.