Home / 1,898,587.78-2,848,054.72-618,866.78

Finding the Fourth Proportional to 1,898,587.78, 2,848,054.72 and 618,866.78

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Solution

The fourth proportional to 1,898,587.78, 2,848,054.72 and 618,866.78 is: 928,356.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,898,587.78 : 2,848,054.72 = 618,866.78 : x
  2. Step 2: Convert to fraction form
    1,898,587.78/2,848,054.72 = 618,866.78/x
  3. Step 3: Cross multiply
    1,898,587.78x = 2,848,054.72 × 618,866.78
  4. Step 4: Simplify right side
    1,898,587.78x = 1,762,566,453,830.20
  5. Step 5: Solve for x
    x = 1,762,566,453,830.20/1,898,587.78
  6. Step 6: Final answer
    x = 928,356.58

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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.