Home / 1,605,089.42-2,407,718.77-407,022.08

Finding the Fourth Proportional to 1,605,089.42, 2,407,718.77 and 407,022.08

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Solution

The fourth proportional to 1,605,089.42, 2,407,718.77 and 407,022.08 is: 610,554.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,605,089.42 : 2,407,718.77 = 407,022.08 : x
  2. Step 2: Convert to fraction form
    1,605,089.42/2,407,718.77 = 407,022.08/x
  3. Step 3: Cross multiply
    1,605,089.42x = 2,407,718.77 × 407,022.08
  4. Step 4: Simplify right side
    1,605,089.42x = 979,994,701,820.44
  5. Step 5: Solve for x
    x = 979,994,701,820.44/1,605,089.42
  6. Step 6: Final answer
    x = 610,554.58

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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.