Home / 2,736,420.30-4,104,630.45-1,220,100.30

Finding the Fourth Proportional to 2,736,420.30, 4,104,630.45 and 1,220,100.30

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Solution

The fourth proportional to 2,736,420.30, 4,104,630.45 and 1,220,100.30 is: 1,830,150.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,736,420.30 : 4,104,630.45 = 1,220,100.30 : x
  2. Step 2: Convert to fraction form
    2,736,420.30/4,104,630.45 = 1,220,100.30/x
  3. Step 3: Cross multiply
    2,736,420.30x = 4,104,630.45 × 1,220,100.30
  4. Step 4: Simplify right side
    2,736,420.30x = 5,008,060,843,434.14
  5. Step 5: Solve for x
    x = 5,008,060,843,434.14/2,736,420.30
  6. Step 6: Final answer
    x = 1,830,150.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.