Home / 1,359,555.60-2,039,268.60-460,909.20

Finding the Fourth Proportional to 1,359,555.60, 2,039,268.60 and 460,909.20

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Solution

The fourth proportional to 1,359,555.60, 2,039,268.60 and 460,909.20 is: 691,341.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,555.60 : 2,039,268.60 = 460,909.20 : x
  2. Step 2: Convert to fraction form
    1,359,555.60/2,039,268.60 = 460,909.20/x
  3. Step 3: Cross multiply
    1,359,555.60x = 2,039,268.60 × 460,909.20
  4. Step 4: Simplify right side
    1,359,555.60x = 939,917,659,011.12
  5. Step 5: Solve for x
    x = 939,917,659,011.12/1,359,555.60
  6. Step 6: Final answer
    x = 691,341.83

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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.