Home / 1,794,794.05-2,477,730.40-1,385,978.14

Finding the Fourth Proportional to 1,794,794.05, 2,477,730.40 and 1,385,978.14

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Solution

The fourth proportional to 1,794,794.05, 2,477,730.40 and 1,385,978.14 is: 1,913,356.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,794,794.05 : 2,477,730.40 = 1,385,978.14 : x
  2. Step 2: Convert to fraction form
    1,794,794.05/2,477,730.40 = 1,385,978.14/x
  3. Step 3: Cross multiply
    1,794,794.05x = 2,477,730.40 × 1,385,978.14
  4. Step 4: Simplify right side
    1,794,794.05x = 3,434,080,171,213.46
  5. Step 5: Solve for x
    x = 3,434,080,171,213.46/1,794,794.05
  6. Step 6: Final answer
    x = 1,913,356.12

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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.