Home / 1,014,112.96-1,399,492.48-555,219.84

Finding the Fourth Proportional to 1,014,112.96, 1,399,492.48 and 555,219.84

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Solution

The fourth proportional to 1,014,112.96, 1,399,492.48 and 555,219.84 is: 766,212.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,112.96 : 1,399,492.48 = 555,219.84 : x
  2. Step 2: Convert to fraction form
    1,014,112.96/1,399,492.48 = 555,219.84/x
  3. Step 3: Cross multiply
    1,014,112.96x = 1,399,492.48 × 555,219.84
  4. Step 4: Simplify right side
    1,014,112.96x = 777,025,990,826.80
  5. Step 5: Solve for x
    x = 777,025,990,826.80/1,014,112.96
  6. Step 6: Final answer
    x = 766,212.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.