Home / 3,133,628.81-4,323,374.05-1,892,775.50

Finding the Fourth Proportional to 3,133,628.81, 4,323,374.05 and 1,892,775.50

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Solution

The fourth proportional to 3,133,628.81, 4,323,374.05 and 1,892,775.50 is: 2,611,405.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,133,628.81 : 4,323,374.05 = 1,892,775.50 : x
  2. Step 2: Convert to fraction form
    3,133,628.81/4,323,374.05 = 1,892,775.50/x
  3. Step 3: Cross multiply
    3,133,628.81x = 4,323,374.05 × 1,892,775.50
  4. Step 4: Simplify right side
    3,133,628.81x = 8,183,176,448,095.03
  5. Step 5: Solve for x
    x = 8,183,176,448,095.03/3,133,628.81
  6. Step 6: Final answer
    x = 2,611,405.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.