Home / 2,956,806.70-4,435,210.05-1,947,068.80

Finding the Fourth Proportional to 2,956,806.70, 4,435,210.05 and 1,947,068.80

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Solution

The fourth proportional to 2,956,806.70, 4,435,210.05 and 1,947,068.80 is: 2,920,603.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,956,806.70 : 4,435,210.05 = 1,947,068.80 : x
  2. Step 2: Convert to fraction form
    2,956,806.70/4,435,210.05 = 1,947,068.80/x
  3. Step 3: Cross multiply
    2,956,806.70x = 4,435,210.05 × 1,947,068.80
  4. Step 4: Simplify right side
    2,956,806.70x = 8,635,659,109,801.44
  5. Step 5: Solve for x
    x = 8,635,659,109,801.44/2,956,806.70
  6. Step 6: Final answer
    x = 2,920,603.20

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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.