Home / 3,114,701.32-4,298,328.52-1,808,258.60

Finding the Fourth Proportional to 3,114,701.32, 4,298,328.52 and 1,808,258.60

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Solution

The fourth proportional to 3,114,701.32, 4,298,328.52 and 1,808,258.60 is: 2,495,420.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114,701.32 : 4,298,328.52 = 1,808,258.60 : x
  2. Step 2: Convert to fraction form
    3,114,701.32/4,298,328.52 = 1,808,258.60/x
  3. Step 3: Cross multiply
    3,114,701.32x = 4,298,328.52 × 1,808,258.60
  4. Step 4: Simplify right side
    3,114,701.32x = 7,772,489,511,915.27
  5. Step 5: Solve for x
    x = 7,772,489,511,915.27/3,114,701.32
  6. Step 6: Final answer
    x = 2,495,420.50

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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.