Home / 1,874,041.46-2,586,129.33-1,047,121.46

Finding the Fourth Proportional to 1,874,041.46, 2,586,129.33 and 1,047,121.46

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Solution

The fourth proportional to 1,874,041.46, 2,586,129.33 and 1,047,121.46 is: 1,445,000.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,874,041.46 : 2,586,129.33 = 1,047,121.46 : x
  2. Step 2: Convert to fraction form
    1,874,041.46/2,586,129.33 = 1,047,121.46/x
  3. Step 3: Cross multiply
    1,874,041.46x = 2,586,129.33 × 1,047,121.46
  4. Step 4: Simplify right side
    1,874,041.46x = 2,707,991,519,778.42
  5. Step 5: Solve for x
    x = 2,707,991,519,778.42/1,874,041.46
  6. Step 6: Final answer
    x = 1,445,000.86

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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.