Home / 2,167,703.48-2,991,391.26-1,200,830.60

Finding the Fourth Proportional to 2,167,703.48, 2,991,391.26 and 1,200,830.60

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Solution

The fourth proportional to 2,167,703.48, 2,991,391.26 and 1,200,830.60 is: 1,657,124.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,167,703.48 : 2,991,391.26 = 1,200,830.60 : x
  2. Step 2: Convert to fraction form
    2,167,703.48/2,991,391.26 = 1,200,830.60/x
  3. Step 3: Cross multiply
    2,167,703.48x = 2,991,391.26 × 1,200,830.60
  4. Step 4: Simplify right side
    2,167,703.48x = 3,592,154,161,580.56
  5. Step 5: Solve for x
    x = 3,592,154,161,580.56/2,167,703.48
  6. Step 6: Final answer
    x = 1,657,124.32

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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.