Home / 1,630,477.38-2,434,736.49-1,331,550.93

Finding the Fourth Proportional to 1,630,477.38, 2,434,736.49 and 1,331,550.93

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Solution

The fourth proportional to 1,630,477.38, 2,434,736.49 and 1,331,550.93 is: 1,988,359.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,477.38 : 2,434,736.49 = 1,331,550.93 : x
  2. Step 2: Convert to fraction form
    1,630,477.38/2,434,736.49 = 1,331,550.93/x
  3. Step 3: Cross multiply
    1,630,477.38x = 2,434,736.49 × 1,331,550.93
  4. Step 4: Simplify right side
    1,630,477.38x = 3,241,975,637,564.44
  5. Step 5: Solve for x
    x = 3,241,975,637,564.44/1,630,477.38
  6. Step 6: Final answer
    x = 1,988,359.78

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.