Home / 5,215,966.02-7,197,925.86-2,892,483.60

Finding the Fourth Proportional to 5,215,966.02, 7,197,925.86 and 2,892,483.60

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Solution

The fourth proportional to 5,215,966.02, 7,197,925.86 and 2,892,483.60 is: 3,991,567.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,215,966.02 : 7,197,925.86 = 2,892,483.60 : x
  2. Step 2: Convert to fraction form
    5,215,966.02/7,197,925.86 = 2,892,483.60/x
  3. Step 3: Cross multiply
    5,215,966.02x = 7,197,925.86 × 2,892,483.60
  4. Step 4: Simplify right side
    5,215,966.02x = 20,819,882,504,065.90
  5. Step 5: Solve for x
    x = 20,819,882,504,065.90/5,215,966.02
  6. Step 6: Final answer
    x = 3,991,567.89

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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.