Home / 1,009,090.22-1,512,778.04-469,659.77

Finding the Fourth Proportional to 1,009,090.22, 1,512,778.04 and 469,659.77

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Solution

The fourth proportional to 1,009,090.22, 1,512,778.04 and 469,659.77 is: 704,090.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,090.22 : 1,512,778.04 = 469,659.77 : x
  2. Step 2: Convert to fraction form
    1,009,090.22/1,512,778.04 = 469,659.77/x
  3. Step 3: Cross multiply
    1,009,090.22x = 1,512,778.04 × 469,659.77
  4. Step 4: Simplify right side
    1,009,090.22x = 710,490,976,415.26
  5. Step 5: Solve for x
    x = 710,490,976,415.26/1,009,090.22
  6. Step 6: Final answer
    x = 704,090.64

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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.