Home / 1,742,381.96-2,612,927.82-620,149.64

Finding the Fourth Proportional to 1,742,381.96, 2,612,927.82 and 620,149.64

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Solution

The fourth proportional to 1,742,381.96, 2,612,927.82 and 620,149.64 is: 929,994.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,742,381.96 : 2,612,927.82 = 620,149.64 : x
  2. Step 2: Convert to fraction form
    1,742,381.96/2,612,927.82 = 620,149.64/x
  3. Step 3: Cross multiply
    1,742,381.96x = 2,612,927.82 × 620,149.64
  4. Step 4: Simplify right side
    1,742,381.96x = 1,620,406,246,918.98
  5. Step 5: Solve for x
    x = 1,620,406,246,918.98/1,742,381.96
  6. Step 6: Final answer
    x = 929,994.85

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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.