Home / 2,742,487.35-4,113,731.03-1,325,311.35

Finding the Fourth Proportional to 2,742,487.35, 4,113,731.03 and 1,325,311.35

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Solution

The fourth proportional to 2,742,487.35, 4,113,731.03 and 1,325,311.35 is: 1,987,967.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,742,487.35 : 4,113,731.03 = 1,325,311.35 : x
  2. Step 2: Convert to fraction form
    2,742,487.35/4,113,731.03 = 1,325,311.35/x
  3. Step 3: Cross multiply
    2,742,487.35x = 4,113,731.03 × 1,325,311.35
  4. Step 4: Simplify right side
    2,742,487.35x = 5,451,974,418,279.63
  5. Step 5: Solve for x
    x = 5,451,974,418,279.63/2,742,487.35
  6. Step 6: Final answer
    x = 1,987,967.03

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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.