Home / 5,352,983.69-7,387,123.21-2,905,594.34

Finding the Fourth Proportional to 5,352,983.69, 7,387,123.21 and 2,905,594.34

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Solution

The fourth proportional to 5,352,983.69, 7,387,123.21 and 2,905,594.34 is: 4,009,723.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,352,983.69 : 7,387,123.21 = 2,905,594.34 : x
  2. Step 2: Convert to fraction form
    5,352,983.69/7,387,123.21 = 2,905,594.34/x
  3. Step 3: Cross multiply
    5,352,983.69x = 7,387,123.21 × 2,905,594.34
  4. Step 4: Simplify right side
    5,352,983.69x = 21,463,983,387,858.63
  5. Step 5: Solve for x
    x = 21,463,983,387,858.63/5,352,983.69
  6. Step 6: Final answer
    x = 4,009,723.29

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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.