Home / 2,068,280.28-3,102,421.32-648,447.07

Finding the Fourth Proportional to 2,068,280.28, 3,102,421.32 and 648,447.07

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Solution

The fourth proportional to 2,068,280.28, 3,102,421.32 and 648,447.07 is: 972,670.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,068,280.28 : 3,102,421.32 = 648,447.07 : x
  2. Step 2: Convert to fraction form
    2,068,280.28/3,102,421.32 = 648,447.07/x
  3. Step 3: Cross multiply
    2,068,280.28x = 3,102,421.32 × 648,447.07
  4. Step 4: Simplify right side
    2,068,280.28x = 2,011,756,014,859.53
  5. Step 5: Solve for x
    x = 2,011,756,014,859.53/2,068,280.28
  6. Step 6: Final answer
    x = 972,670.89

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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.