Home / 3,635,256.40-5,017,027.08-2,185,421.20

Finding the Fourth Proportional to 3,635,256.40, 5,017,027.08 and 2,185,421.20

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Solution

The fourth proportional to 3,635,256.40, 5,017,027.08 and 2,185,421.20 is: 3,016,105.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,635,256.40 : 5,017,027.08 = 2,185,421.20 : x
  2. Step 2: Convert to fraction form
    3,635,256.40/5,017,027.08 = 2,185,421.20/x
  3. Step 3: Cross multiply
    3,635,256.40x = 5,017,027.08 × 2,185,421.20
  4. Step 4: Simplify right side
    3,635,256.40x = 10,964,317,341,606.10
  5. Step 5: Solve for x
    x = 10,964,317,341,606.10/3,635,256.40
  6. Step 6: Final answer
    x = 3,016,105.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.