Home / 1,760,415.10-2,640,622.65-1,642,317.10

Finding the Fourth Proportional to 1,760,415.10, 2,640,622.65 and 1,642,317.10

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Solution

The fourth proportional to 1,760,415.10, 2,640,622.65 and 1,642,317.10 is: 2,463,475.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,760,415.10 : 2,640,622.65 = 1,642,317.10 : x
  2. Step 2: Convert to fraction form
    1,760,415.10/2,640,622.65 = 1,642,317.10/x
  3. Step 3: Cross multiply
    1,760,415.10x = 2,640,622.65 × 1,642,317.10
  4. Step 4: Simplify right side
    1,760,415.10x = 4,336,739,732,742.32
  5. Step 5: Solve for x
    x = 4,336,739,732,742.32/1,760,415.10
  6. Step 6: Final answer
    x = 2,463,475.65

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Similar ratio
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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.