Home / 3,208,602.60-4,813,510.82-1,289,663.19

Finding the Fourth Proportional to 3,208,602.60, 4,813,510.82 and 1,289,663.19

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Solution

The fourth proportional to 3,208,602.60, 4,813,510.82 and 1,289,663.19 is: 1,934,738.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,208,602.60 : 4,813,510.82 = 1,289,663.19 : x
  2. Step 2: Convert to fraction form
    3,208,602.60/4,813,510.82 = 1,289,663.19/x
  3. Step 3: Cross multiply
    3,208,602.60x = 4,813,510.82 × 1,289,663.19
  4. Step 4: Simplify right side
    3,208,602.60x = 6,207,807,712,772.40
  5. Step 5: Solve for x
    x = 6,207,807,712,772.40/3,208,602.60
  6. Step 6: Final answer
    x = 1,934,738.73

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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.