Home / 1,089,626.22-1,633,354.86-520,341.84

Finding the Fourth Proportional to 1,089,626.22, 1,633,354.86 and 520,341.84

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Solution

The fourth proportional to 1,089,626.22, 1,633,354.86 and 520,341.84 is: 779,994.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,626.22 : 1,633,354.86 = 520,341.84 : x
  2. Step 2: Convert to fraction form
    1,089,626.22/1,633,354.86 = 520,341.84/x
  3. Step 3: Cross multiply
    1,089,626.22x = 1,633,354.86 × 520,341.84
  4. Step 4: Simplify right side
    1,089,626.22x = 849,902,873,225.34
  5. Step 5: Solve for x
    x = 849,902,873,225.34/1,089,626.22
  6. Step 6: Final answer
    x = 779,994.88

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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.