Home / 1,173,458.70-1,619,316.98-720,662.22

Finding the Fourth Proportional to 1,173,458.70, 1,619,316.98 and 720,662.22

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Solution

The fourth proportional to 1,173,458.70, 1,619,316.98 and 720,662.22 is: 994,479.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,458.70 : 1,619,316.98 = 720,662.22 : x
  2. Step 2: Convert to fraction form
    1,173,458.70/1,619,316.98 = 720,662.22/x
  3. Step 3: Cross multiply
    1,173,458.70x = 1,619,316.98 × 720,662.22
  4. Step 4: Simplify right side
    1,173,458.70x = 1,166,980,569,690.50
  5. Step 5: Solve for x
    x = 1,166,980,569,690.50/1,173,458.70
  6. Step 6: Final answer
    x = 994,479.46

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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.