Home / 4,354,119.20-6,528,068.40-1,956,000.80

Finding the Fourth Proportional to 4,354,119.20, 6,528,068.40 and 1,956,000.80

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Solution

The fourth proportional to 4,354,119.20, 6,528,068.40 and 1,956,000.80 is: 2,932,603.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,354,119.20 : 6,528,068.40 = 1,956,000.80 : x
  2. Step 2: Convert to fraction form
    4,354,119.20/6,528,068.40 = 1,956,000.80/x
  3. Step 3: Cross multiply
    4,354,119.20x = 6,528,068.40 × 1,956,000.80
  4. Step 4: Simplify right side
    4,354,119.20x = 12,768,907,012,854.72
  5. Step 5: Solve for x
    x = 12,768,907,012,854.72/4,354,119.20
  6. Step 6: Final answer
    x = 2,932,603.92

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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.