Home / 2,769,912.34-4,155,106.38-972,641.32

Finding the Fourth Proportional to 2,769,912.34, 4,155,106.38 and 972,641.32

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Solution

The fourth proportional to 2,769,912.34, 4,155,106.38 and 972,641.32 is: 1,459,045.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,769,912.34 : 4,155,106.38 = 972,641.32 : x
  2. Step 2: Convert to fraction form
    2,769,912.34/4,155,106.38 = 972,641.32/x
  3. Step 3: Cross multiply
    2,769,912.34x = 4,155,106.38 × 972,641.32
  4. Step 4: Simplify right side
    2,769,912.34x = 4,041,428,154,183.62
  5. Step 5: Solve for x
    x = 4,041,428,154,183.62/2,769,912.34
  6. Step 6: Final answer
    x = 1,459,045.51

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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.