Home / 3,132,328.40-4,698,492.60-2,746,638.80

Finding the Fourth Proportional to 3,132,328.40, 4,698,492.60 and 2,746,638.80

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Solution

The fourth proportional to 3,132,328.40, 4,698,492.60 and 2,746,638.80 is: 4,119,958.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132,328.40 : 4,698,492.60 = 2,746,638.80 : x
  2. Step 2: Convert to fraction form
    3,132,328.40/4,698,492.60 = 2,746,638.80/x
  3. Step 3: Cross multiply
    3,132,328.40x = 4,698,492.60 × 2,746,638.80
  4. Step 4: Simplify right side
    3,132,328.40x = 12,905,062,076,672.88
  5. Step 5: Solve for x
    x = 12,905,062,076,672.88/3,132,328.40
  6. Step 6: Final answer
    x = 4,119,958.20

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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.