Home / 2,773,477.20-4,160,215.80-1,354,443.60

Finding the Fourth Proportional to 2,773,477.20, 4,160,215.80 and 1,354,443.60

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Solution

The fourth proportional to 2,773,477.20, 4,160,215.80 and 1,354,443.60 is: 2,031,665.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,773,477.20 : 4,160,215.80 = 1,354,443.60 : x
  2. Step 2: Convert to fraction form
    2,773,477.20/4,160,215.80 = 1,354,443.60/x
  3. Step 3: Cross multiply
    2,773,477.20x = 4,160,215.80 × 1,354,443.60
  4. Step 4: Simplify right side
    2,773,477.20x = 5,634,777,664,928.88
  5. Step 5: Solve for x
    x = 5,634,777,664,928.88/2,773,477.20
  6. Step 6: Final answer
    x = 2,031,665.40

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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.