Home / 1,173,367.62-1,618,411.59-1,076,882.45

Finding the Fourth Proportional to 1,173,367.62, 1,618,411.59 and 1,076,882.45

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Solution

The fourth proportional to 1,173,367.62, 1,618,411.59 and 1,076,882.45 is: 1,485,330.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,367.62 : 1,618,411.59 = 1,076,882.45 : x
  2. Step 2: Convert to fraction form
    1,173,367.62/1,618,411.59 = 1,076,882.45/x
  3. Step 3: Cross multiply
    1,173,367.62x = 1,618,411.59 × 1,076,882.45
  4. Step 4: Simplify right side
    1,173,367.62x = 1,742,839,030,055.54
  5. Step 5: Solve for x
    x = 1,742,839,030,055.54/1,173,367.62
  6. Step 6: Final answer
    x = 1,485,330.77

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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.