Home / 1,738,215.40-2,607,225.90-540,128.20

Finding the Fourth Proportional to 1,738,215.40, 2,607,225.90 and 540,128.20

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Solution

The fourth proportional to 1,738,215.40, 2,607,225.90 and 540,128.20 is: 810,162.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,738,215.40 : 2,607,225.90 = 540,128.20 : x
  2. Step 2: Convert to fraction form
    1,738,215.40/2,607,225.90 = 540,128.20/x
  3. Step 3: Cross multiply
    1,738,215.40x = 2,607,225.90 × 540,128.20
  4. Step 4: Simplify right side
    1,738,215.40x = 1,408,236,232,360.38
  5. Step 5: Solve for x
    x = 1,408,236,232,360.38/1,738,215.40
  6. Step 6: Final answer
    x = 810,162.10

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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.