Home / 3,121,567.88-4,682,353.64-877,705.88

Finding the Fourth Proportional to 3,121,567.88, 4,682,353.64 and 877,705.88

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Solution

The fourth proportional to 3,121,567.88, 4,682,353.64 and 877,705.88 is: 1,316,559.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,121,567.88 : 4,682,353.64 = 877,705.88 : x
  2. Step 2: Convert to fraction form
    3,121,567.88/4,682,353.64 = 877,705.88/x
  3. Step 3: Cross multiply
    3,121,567.88x = 4,682,353.64 × 877,705.88
  4. Step 4: Simplify right side
    3,121,567.88x = 4,109,729,294,267.11
  5. Step 5: Solve for x
    x = 4,109,729,294,267.11/3,121,567.88
  6. Step 6: Final answer
    x = 1,316,559.32

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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.