Home / 1,964,007.81-2,709,924.39-1,148,053.77

Finding the Fourth Proportional to 1,964,007.81, 2,709,924.39 and 1,148,053.77

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Solution

The fourth proportional to 1,964,007.81, 2,709,924.39 and 1,148,053.77 is: 1,584,076.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,964,007.81 : 2,709,924.39 = 1,148,053.77 : x
  2. Step 2: Convert to fraction form
    1,964,007.81/2,709,924.39 = 1,148,053.77/x
  3. Step 3: Cross multiply
    1,964,007.81x = 2,709,924.39 × 1,148,053.77
  4. Step 4: Simplify right side
    1,964,007.81x = 3,111,138,912,354.45
  5. Step 5: Solve for x
    x = 3,111,138,912,354.45/1,964,007.81
  6. Step 6: Final answer
    x = 1,584,076.65

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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.