Home / 1,692,762.20-2,539,335.90-613,782.80

Finding the Fourth Proportional to 1,692,762.20, 2,539,335.90 and 613,782.80

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Solution

The fourth proportional to 1,692,762.20, 2,539,335.90 and 613,782.80 is: 920,744.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,692,762.20 : 2,539,335.90 = 613,782.80 : x
  2. Step 2: Convert to fraction form
    1,692,762.20/2,539,335.90 = 613,782.80/x
  3. Step 3: Cross multiply
    1,692,762.20x = 2,539,335.90 × 613,782.80
  4. Step 4: Simplify right side
    1,692,762.20x = 1,558,600,698,842.52
  5. Step 5: Solve for x
    x = 1,558,600,698,842.52/1,692,762.20
  6. Step 6: Final answer
    x = 920,744.04

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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.