Home / 1,081,597.65-1,621,252.39-407,387.24

Finding the Fourth Proportional to 1,081,597.65, 1,621,252.39 and 407,387.24

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Solution

The fourth proportional to 1,081,597.65, 1,621,252.39 and 407,387.24 is: 610,649.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,597.65 : 1,621,252.39 = 407,387.24 : x
  2. Step 2: Convert to fraction form
    1,081,597.65/1,621,252.39 = 407,387.24/x
  3. Step 3: Cross multiply
    1,081,597.65x = 1,621,252.39 × 407,387.24
  4. Step 4: Simplify right side
    1,081,597.65x = 660,477,536,505.50
  5. Step 5: Solve for x
    x = 660,477,536,505.50/1,081,597.65
  6. Step 6: Final answer
    x = 610,649.94

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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.