Home / 6,121,818.94-9,182,735.27-1,572,905.42

Finding the Fourth Proportional to 6,121,818.94, 9,182,735.27 and 1,572,905.42

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Solution

The fourth proportional to 6,121,818.94, 9,182,735.27 and 1,572,905.42 is: 2,359,359.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,121,818.94 : 9,182,735.27 = 1,572,905.42 : x
  2. Step 2: Convert to fraction form
    6,121,818.94/9,182,735.27 = 1,572,905.42/x
  3. Step 3: Cross multiply
    6,121,818.94x = 9,182,735.27 × 1,572,905.42
  4. Step 4: Simplify right side
    6,121,818.94x = 14,443,574,076,608.16
  5. Step 5: Solve for x
    x = 14,443,574,076,608.16/6,121,818.94
  6. Step 6: Final answer
    x = 2,359,359.89

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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.