Home / 2,072,465.46-3,109,117.23-874,390.68

Finding the Fourth Proportional to 2,072,465.46, 3,109,117.23 and 874,390.68

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Solution

The fourth proportional to 2,072,465.46, 3,109,117.23 and 874,390.68 is: 1,311,762.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,072,465.46 : 3,109,117.23 = 874,390.68 : x
  2. Step 2: Convert to fraction form
    2,072,465.46/3,109,117.23 = 874,390.68/x
  3. Step 3: Cross multiply
    2,072,465.46x = 3,109,117.23 × 874,390.68
  4. Step 4: Simplify right side
    2,072,465.46x = 2,718,583,128,939.42
  5. Step 5: Solve for x
    x = 2,718,583,128,939.42/2,072,465.46
  6. Step 6: Final answer
    x = 1,311,762.82

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.