Home / 1,920,225.80-2,649,873.48-1,060,778

Finding the Fourth Proportional to 1,920,225.80, 2,649,873.48 and 1,060,778

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Solution

The fourth proportional to 1,920,225.80, 2,649,873.48 and 1,060,778 is: 1,463,852.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,920,225.80 : 2,649,873.48 = 1,060,778 : x
  2. Step 2: Convert to fraction form
    1,920,225.80/2,649,873.48 = 1,060,778/x
  3. Step 3: Cross multiply
    1,920,225.80x = 2,649,873.48 × 1,060,778
  4. Step 4: Simplify right side
    1,920,225.80x = 2,810,927,490,367.44
  5. Step 5: Solve for x
    x = 2,810,927,490,367.44/1,920,225.80
  6. Step 6: Final answer
    x = 1,463,852.58

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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.