Home / 3,119,273.34-4,679,076.33-989,527.74

Finding the Fourth Proportional to 3,119,273.34, 4,679,076.33 and 989,527.74

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Solution

The fourth proportional to 3,119,273.34, 4,679,076.33 and 989,527.74 is: 1,484,344.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,119,273.34 : 4,679,076.33 = 989,527.74 : x
  2. Step 2: Convert to fraction form
    3,119,273.34/4,679,076.33 = 989,527.74/x
  3. Step 3: Cross multiply
    3,119,273.34x = 4,679,076.33 × 989,527.74
  4. Step 4: Simplify right side
    3,119,273.34x = 4,630,075,826,112.39
  5. Step 5: Solve for x
    x = 4,630,075,826,112.39/3,119,273.34
  6. Step 6: Final answer
    x = 1,484,344.37

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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.