Home / 4,721,800.07-7,068,038.79-2,557,449.56

Finding the Fourth Proportional to 4,721,800.07, 7,068,038.79 and 2,557,449.56

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Solution

The fourth proportional to 4,721,800.07, 7,068,038.79 and 2,557,449.56 is: 3,828,233.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,721,800.07 : 7,068,038.79 = 2,557,449.56 : x
  2. Step 2: Convert to fraction form
    4,721,800.07/7,068,038.79 = 2,557,449.56/x
  3. Step 3: Cross multiply
    4,721,800.07x = 7,068,038.79 × 2,557,449.56
  4. Step 4: Simplify right side
    4,721,800.07x = 18,076,152,693,548.43
  5. Step 5: Solve for x
    x = 18,076,152,693,548.43/4,721,800.07
  6. Step 6: Final answer
    x = 3,828,233.39

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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.