Home / 3,258,133.60-4,890,310.80-1,662,498.40

Finding the Fourth Proportional to 3,258,133.60, 4,890,310.80 and 1,662,498.40

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Solution

The fourth proportional to 3,258,133.60, 4,890,310.80 and 1,662,498.40 is: 2,495,334.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258,133.60 : 4,890,310.80 = 1,662,498.40 : x
  2. Step 2: Convert to fraction form
    3,258,133.60/4,890,310.80 = 1,662,498.40/x
  3. Step 3: Cross multiply
    3,258,133.60x = 4,890,310.80 × 1,662,498.40
  4. Step 4: Simplify right side
    3,258,133.60x = 8,130,133,880,502.72
  5. Step 5: Solve for x
    x = 8,130,133,880,502.72/3,258,133.60
  6. Step 6: Final answer
    x = 2,495,334.72

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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.