Home / 2,685,315.80-4,027,973.70-1,623,632.60

Finding the Fourth Proportional to 2,685,315.80, 4,027,973.70 and 1,623,632.60

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Solution

The fourth proportional to 2,685,315.80, 4,027,973.70 and 1,623,632.60 is: 2,435,448.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,685,315.80 : 4,027,973.70 = 1,623,632.60 : x
  2. Step 2: Convert to fraction form
    2,685,315.80/4,027,973.70 = 1,623,632.60/x
  3. Step 3: Cross multiply
    2,685,315.80x = 4,027,973.70 × 1,623,632.60
  4. Step 4: Simplify right side
    2,685,315.80x = 6,539,949,411,262.62
  5. Step 5: Solve for x
    x = 6,539,949,411,262.62/2,685,315.80
  6. Step 6: Final answer
    x = 2,435,448.90

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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.