Home / 1,909,345.82-2,634,807.03-1,049,942.30

Finding the Fourth Proportional to 1,909,345.82, 2,634,807.03 and 1,049,942.30

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Solution

The fourth proportional to 1,909,345.82, 2,634,807.03 and 1,049,942.30 is: 1,448,870.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,345.82 : 2,634,807.03 = 1,049,942.30 : x
  2. Step 2: Convert to fraction form
    1,909,345.82/2,634,807.03 = 1,049,942.30/x
  3. Step 3: Cross multiply
    1,909,345.82x = 2,634,807.03 × 1,049,942.30
  4. Step 4: Simplify right side
    1,909,345.82x = 2,766,395,353,134.37
  5. Step 5: Solve for x
    x = 2,766,395,353,134.37/1,909,345.82
  6. Step 6: Final answer
    x = 1,448,870.77

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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.