Home / 3,257,258.71-4,495,555.87-1,807,421.23

Finding the Fourth Proportional to 3,257,258.71, 4,495,555.87 and 1,807,421.23

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Solution

The fourth proportional to 3,257,258.71, 4,495,555.87 and 1,807,421.23 is: 2,494,540.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,257,258.71 : 4,495,555.87 = 1,807,421.23 : x
  2. Step 2: Convert to fraction form
    3,257,258.71/4,495,555.87 = 1,807,421.23/x
  3. Step 3: Cross multiply
    3,257,258.71x = 4,495,555.87 × 1,807,421.23
  4. Step 4: Simplify right side
    3,257,258.71x = 8,125,363,127,967.84
  5. Step 5: Solve for x
    x = 8,125,363,127,967.84/3,257,258.71
  6. Step 6: Final answer
    x = 2,494,540.30

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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.