Home / 1,412,195.60-2,118,811.80-570,832.40

Finding the Fourth Proportional to 1,412,195.60, 2,118,811.80 and 570,832.40

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Solution

The fourth proportional to 1,412,195.60, 2,118,811.80 and 570,832.40 is: 856,458.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,195.60 : 2,118,811.80 = 570,832.40 : x
  2. Step 2: Convert to fraction form
    1,412,195.60/2,118,811.80 = 570,832.40/x
  3. Step 3: Cross multiply
    1,412,195.60x = 2,118,811.80 × 570,832.40
  4. Step 4: Simplify right side
    1,412,195.60x = 1,209,486,424,942.32
  5. Step 5: Solve for x
    x = 1,209,486,424,942.32/1,412,195.60
  6. Step 6: Final answer
    x = 856,458.15

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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.