Home / 1,885,533.44-2,604,660-1,815,538.40

Finding the Fourth Proportional to 1,885,533.44, 2,604,660 and 1,815,538.40

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Solution

The fourth proportional to 1,885,533.44, 2,604,660 and 1,815,538.40 is: 2,507,969.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,885,533.44 : 2,604,660 = 1,815,538.40 : x
  2. Step 2: Convert to fraction form
    1,885,533.44/2,604,660 = 1,815,538.40/x
  3. Step 3: Cross multiply
    1,885,533.44x = 2,604,660 × 1,815,538.40
  4. Step 4: Simplify right side
    1,885,533.44x = 4,728,860,248,944
  5. Step 5: Solve for x
    x = 4,728,860,248,944/1,885,533.44
  6. Step 6: Final answer
    x = 2,507,969.44

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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.