Home / 1,273,362.71-1,909,836.34-374,594.32

Finding the Fourth Proportional to 1,273,362.71, 1,909,836.34 and 374,594.32

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Solution

The fourth proportional to 1,273,362.71, 1,909,836.34 and 374,594.32 is: 561,830.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,362.71 : 1,909,836.34 = 374,594.32 : x
  2. Step 2: Convert to fraction form
    1,273,362.71/1,909,836.34 = 374,594.32/x
  3. Step 3: Cross multiply
    1,273,362.71x = 1,909,836.34 × 374,594.32
  4. Step 4: Simplify right side
    1,273,362.71x = 715,413,846,544.40
  5. Step 5: Solve for x
    x = 715,413,846,544.40/1,273,362.71
  6. Step 6: Final answer
    x = 561,830.38

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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.