Home / 1,698,893.52-2,548,340.12-436,722.32

Finding the Fourth Proportional to 1,698,893.52, 2,548,340.12 and 436,722.32

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Solution

The fourth proportional to 1,698,893.52, 2,548,340.12 and 436,722.32 is: 655,083.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,698,893.52 : 2,548,340.12 = 436,722.32 : x
  2. Step 2: Convert to fraction form
    1,698,893.52/2,548,340.12 = 436,722.32/x
  3. Step 3: Cross multiply
    1,698,893.52x = 2,548,340.12 × 436,722.32
  4. Step 4: Simplify right side
    1,698,893.52x = 1,112,917,009,355.48
  5. Step 5: Solve for x
    x = 1,112,917,009,355.48/1,698,893.52
  6. Step 6: Final answer
    x = 655,083.44

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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.