Home / 3,436,796.44-4,742,898.06-1,909,045.72

Finding the Fourth Proportional to 3,436,796.44, 4,742,898.06 and 1,909,045.72

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Solution

The fourth proportional to 3,436,796.44, 4,742,898.06 and 1,909,045.72 is: 2,634,549.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436,796.44 : 4,742,898.06 = 1,909,045.72 : x
  2. Step 2: Convert to fraction form
    3,436,796.44/4,742,898.06 = 1,909,045.72/x
  3. Step 3: Cross multiply
    3,436,796.44x = 4,742,898.06 × 1,909,045.72
  4. Step 4: Simplify right side
    3,436,796.44x = 9,054,409,241,839.30
  5. Step 5: Solve for x
    x = 9,054,409,241,839.30/3,436,796.44
  6. Step 6: Final answer
    x = 2,634,549.18

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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.