Home / 5,215,965.64-7,197,925.34-2,892,483.23

Finding the Fourth Proportional to 5,215,965.64, 7,197,925.34 and 2,892,483.23

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Solution

The fourth proportional to 5,215,965.64, 7,197,925.34 and 2,892,483.23 is: 3,991,567.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,215,965.64 : 7,197,925.34 = 2,892,483.23 : x
  2. Step 2: Convert to fraction form
    5,215,965.64/7,197,925.34 = 2,892,483.23/x
  3. Step 3: Cross multiply
    5,215,965.64x = 7,197,925.34 × 2,892,483.23
  4. Step 4: Simplify right side
    5,215,965.64x = 20,819,878,307,983.63
  5. Step 5: Solve for x
    x = 20,819,878,307,983.63/5,215,965.64
  6. Step 6: Final answer
    x = 3,991,567.38

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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.