Home / 6,354,779.28-8,769,657.72-3,454,168.36

Finding the Fourth Proportional to 6,354,779.28, 8,769,657.72 and 3,454,168.36

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Solution

The fourth proportional to 6,354,779.28, 8,769,657.72 and 3,454,168.36 is: 4,766,786.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,354,779.28 : 8,769,657.72 = 3,454,168.36 : x
  2. Step 2: Convert to fraction form
    6,354,779.28/8,769,657.72 = 3,454,168.36/x
  3. Step 3: Cross multiply
    6,354,779.28x = 8,769,657.72 × 3,454,168.36
  4. Step 4: Simplify right side
    6,354,779.28x = 30,291,874,224,453.74
  5. Step 5: Solve for x
    x = 30,291,874,224,453.74/6,354,779.28
  6. Step 6: Final answer
    x = 4,766,786.21

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1.5x scale

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.