Home / 3,118,308.03-4,302,057.42-1,828,677.87

Finding the Fourth Proportional to 3,118,308.03, 4,302,057.42 and 1,828,677.87

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Solution

The fourth proportional to 3,118,308.03, 4,302,057.42 and 1,828,677.87 is: 2,522,867.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118,308.03 : 4,302,057.42 = 1,828,677.87 : x
  2. Step 2: Convert to fraction form
    3,118,308.03/4,302,057.42 = 1,828,677.87/x
  3. Step 3: Cross multiply
    3,118,308.03x = 4,302,057.42 × 1,828,677.87
  4. Step 4: Simplify right side
    3,118,308.03x = 7,867,077,199,423.30
  5. Step 5: Solve for x
    x = 7,867,077,199,423.30/3,118,308.03
  6. Step 6: Final answer
    x = 2,522,867.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.