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Finding the Fourth Proportional to 3,442,986.07, 5,164,768.23 and 1,046,851.54

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Solution

The fourth proportional to 3,442,986.07, 5,164,768.23 and 1,046,851.54 is: 1,570,365.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,442,986.07 : 5,164,768.23 = 1,046,851.54 : x
  2. Step 2: Convert to fraction form
    3,442,986.07/5,164,768.23 = 1,046,851.54/x
  3. Step 3: Cross multiply
    3,442,986.07x = 5,164,768.23 × 1,046,851.54
  4. Step 4: Simplify right side
    3,442,986.07x = 5,406,745,575,318.58
  5. Step 5: Solve for x
    x = 5,406,745,575,318.58/3,442,986.07
  6. Step 6: Final answer
    x = 1,570,365.22

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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.