Home / 1,412,451-2,119,609.62-664,555.32

Finding the Fourth Proportional to 1,412,451, 2,119,609.62 and 664,555.32

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Solution

The fourth proportional to 1,412,451, 2,119,609.62 and 664,555.32 is: 997,272.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,451 : 2,119,609.62 = 664,555.32 : x
  2. Step 2: Convert to fraction form
    1,412,451/2,119,609.62 = 664,555.32/x
  3. Step 3: Cross multiply
    1,412,451x = 2,119,609.62 × 664,555.32
  4. Step 4: Simplify right side
    1,412,451x = 1,408,597,849,294.18
  5. Step 5: Solve for x
    x = 1,408,597,849,294.18/1,412,451
  6. Step 6: Final answer
    x = 997,272.01

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1.5x scale

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.