Home / 2,388,191.64-3,294,838.84-1,355,101.12

Finding the Fourth Proportional to 2,388,191.64, 3,294,838.84 and 1,355,101.12

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Solution

The fourth proportional to 2,388,191.64, 3,294,838.84 and 1,355,101.12 is: 1,869,548.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,388,191.64 : 3,294,838.84 = 1,355,101.12 : x
  2. Step 2: Convert to fraction form
    2,388,191.64/3,294,838.84 = 1,355,101.12/x
  3. Step 3: Cross multiply
    2,388,191.64x = 3,294,838.84 × 1,355,101.12
  4. Step 4: Simplify right side
    2,388,191.64x = 4,464,839,802,303.50
  5. Step 5: Solve for x
    x = 4,464,839,802,303.50/2,388,191.64
  6. Step 6: Final answer
    x = 1,869,548.38

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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.