Home / 4,019,139.60-6,028,612.20-2,420,491.20

Finding the Fourth Proportional to 4,019,139.60, 6,028,612.20 and 2,420,491.20

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Solution

The fourth proportional to 4,019,139.60, 6,028,612.20 and 2,420,491.20 is: 3,630,678.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,019,139.60 : 6,028,612.20 = 2,420,491.20 : x
  2. Step 2: Convert to fraction form
    4,019,139.60/6,028,612.20 = 2,420,491.20/x
  3. Step 3: Cross multiply
    4,019,139.60x = 6,028,612.20 × 2,420,491.20
  4. Step 4: Simplify right side
    4,019,139.60x = 14,592,202,778,312.64
  5. Step 5: Solve for x
    x = 14,592,202,778,312.64/4,019,139.60
  6. Step 6: Final answer
    x = 3,630,678.26

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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.