Home / 2,405,102.31-3,318,870.93-1,372,368.10

Finding the Fourth Proportional to 2,405,102.31, 3,318,870.93 and 1,372,368.10

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Solution

The fourth proportional to 2,405,102.31, 3,318,870.93 and 1,372,368.10 is: 1,893,770.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,405,102.31 : 3,318,870.93 = 1,372,368.10 : x
  2. Step 2: Convert to fraction form
    2,405,102.31/3,318,870.93 = 1,372,368.10/x
  3. Step 3: Cross multiply
    2,405,102.31x = 3,318,870.93 × 1,372,368.10
  4. Step 4: Simplify right side
    2,405,102.31x = 4,554,712,592,349.33
  5. Step 5: Solve for x
    x = 4,554,712,592,349.33/2,405,102.31
  6. Step 6: Final answer
    x = 1,893,770.83

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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.