Home / 1,919,598.78-2,649,342.96-1,184,981.97

Finding the Fourth Proportional to 1,919,598.78, 2,649,342.96 and 1,184,981.97

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Solution

The fourth proportional to 1,919,598.78, 2,649,342.96 and 1,184,981.97 is: 1,635,458.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,919,598.78 : 2,649,342.96 = 1,184,981.97 : x
  2. Step 2: Convert to fraction form
    1,919,598.78/2,649,342.96 = 1,184,981.97/x
  3. Step 3: Cross multiply
    1,919,598.78x = 2,649,342.96 × 1,184,981.97
  4. Step 4: Simplify right side
    1,919,598.78x = 3,139,423,639,946.43
  5. Step 5: Solve for x
    x = 3,139,423,639,946.43/1,919,598.78
  6. Step 6: Final answer
    x = 1,635,458.24

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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.