Home / 1,919,811.03-2,878,602.44-908,924.45

Finding the Fourth Proportional to 1,919,811.03, 2,878,602.44 and 908,924.45

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Solution

The fourth proportional to 1,919,811.03, 2,878,602.44 and 908,924.45 is: 1,362,859.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,919,811.03 : 2,878,602.44 = 908,924.45 : x
  2. Step 2: Convert to fraction form
    1,919,811.03/2,878,602.44 = 908,924.45/x
  3. Step 3: Cross multiply
    1,919,811.03x = 2,878,602.44 × 908,924.45
  4. Step 4: Simplify right side
    1,919,811.03x = 2,616,432,120,608.02
  5. Step 5: Solve for x
    x = 2,616,432,120,608.02/1,919,811.03
  6. Step 6: Final answer
    x = 1,362,859.20

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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.