Home / 1,520,412.80-2,280,619.20-1,467,268.70

Finding the Fourth Proportional to 1,520,412.80, 2,280,619.20 and 1,467,268.70

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Solution

The fourth proportional to 1,520,412.80, 2,280,619.20 and 1,467,268.70 is: 2,200,903.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,520,412.80 : 2,280,619.20 = 1,467,268.70 : x
  2. Step 2: Convert to fraction form
    1,520,412.80/2,280,619.20 = 1,467,268.70/x
  3. Step 3: Cross multiply
    1,520,412.80x = 2,280,619.20 × 1,467,268.70
  4. Step 4: Simplify right side
    1,520,412.80x = 3,346,281,168,779.04
  5. Step 5: Solve for x
    x = 3,346,281,168,779.04/1,520,412.80
  6. Step 6: Final answer
    x = 2,200,903.05

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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.