Home / 1,400,532.30-2,100,798.45-403,361.10

Finding the Fourth Proportional to 1,400,532.30, 2,100,798.45 and 403,361.10

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Solution

The fourth proportional to 1,400,532.30, 2,100,798.45 and 403,361.10 is: 605,041.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,400,532.30 : 2,100,798.45 = 403,361.10 : x
  2. Step 2: Convert to fraction form
    1,400,532.30/2,100,798.45 = 403,361.10/x
  3. Step 3: Cross multiply
    1,400,532.30x = 2,100,798.45 × 403,361.10
  4. Step 4: Simplify right side
    1,400,532.30x = 847,380,373,670.30
  5. Step 5: Solve for x
    x = 847,380,373,670.30/1,400,532.30
  6. Step 6: Final answer
    x = 605,041.65

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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.