Home / 1,022,010.16-1,533,200.04-422,645.92

Finding the Fourth Proportional to 1,022,010.16, 1,533,200.04 and 422,645.92

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Solution

The fourth proportional to 1,022,010.16, 1,533,200.04 and 422,645.92 is: 634,045.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,010.16 : 1,533,200.04 = 422,645.92 : x
  2. Step 2: Convert to fraction form
    1,022,010.16/1,533,200.04 = 422,645.92/x
  3. Step 3: Cross multiply
    1,022,010.16x = 1,533,200.04 × 422,645.92
  4. Step 4: Simplify right side
    1,022,010.16x = 648,000,741,449.84
  5. Step 5: Solve for x
    x = 648,000,741,449.84/1,022,010.16
  6. Step 6: Final answer
    x = 634,045.30

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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.