Home / 5,507,762.40-8,261,642.03-1,721,245.28

Finding the Fourth Proportional to 5,507,762.40, 8,261,642.03 and 1,721,245.28

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Solution

The fourth proportional to 5,507,762.40, 8,261,642.03 and 1,721,245.28 is: 2,581,867.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,507,762.40 : 8,261,642.03 = 1,721,245.28 : x
  2. Step 2: Convert to fraction form
    5,507,762.40/8,261,642.03 = 1,721,245.28/x
  3. Step 3: Cross multiply
    5,507,762.40x = 8,261,642.03 × 1,721,245.28
  4. Step 4: Simplify right side
    5,507,762.40x = 14,220,312,299,272.68
  5. Step 5: Solve for x
    x = 14,220,312,299,272.68/5,507,762.40
  6. Step 6: Final answer
    x = 2,581,867.42

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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.