Home / 2,011,387.40-3,014,748.30-812,522.60

Finding the Fourth Proportional to 2,011,387.40, 3,014,748.30 and 812,522.60

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Solution

The fourth proportional to 2,011,387.40, 3,014,748.30 and 812,522.60 is: 1,217,841.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,011,387.40 : 3,014,748.30 = 812,522.60 : x
  2. Step 2: Convert to fraction form
    2,011,387.40/3,014,748.30 = 812,522.60/x
  3. Step 3: Cross multiply
    2,011,387.40x = 3,014,748.30 × 812,522.60
  4. Step 4: Simplify right side
    2,011,387.40x = 2,449,551,127,061.58
  5. Step 5: Solve for x
    x = 2,449,551,127,061.58/2,011,387.40
  6. Step 6: Final answer
    x = 1,217,841.54

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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.