Home / 1,615,025.64-2,422,893.12-477,699

Finding the Fourth Proportional to 1,615,025.64, 2,422,893.12 and 477,699

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Solution

The fourth proportional to 1,615,025.64, 2,422,893.12 and 477,699 is: 716,653.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,615,025.64 : 2,422,893.12 = 477,699 : x
  2. Step 2: Convert to fraction form
    1,615,025.64/2,422,893.12 = 477,699/x
  3. Step 3: Cross multiply
    1,615,025.64x = 2,422,893.12 × 477,699
  4. Step 4: Simplify right side
    1,615,025.64x = 1,157,413,620,530.88
  5. Step 5: Solve for x
    x = 1,157,413,620,530.88/1,615,025.64
  6. Step 6: Final answer
    x = 716,653.40

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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.