Home / 1,273,411.98-1,909,460.55-374,736.96

Finding the Fourth Proportional to 1,273,411.98, 1,909,460.55 and 374,736.96

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Solution

The fourth proportional to 1,273,411.98, 1,909,460.55 and 374,736.96 is: 561,911.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,411.98 : 1,909,460.55 = 374,736.96 : x
  2. Step 2: Convert to fraction form
    1,273,411.98/1,909,460.55 = 374,736.96/x
  3. Step 3: Cross multiply
    1,273,411.98x = 1,909,460.55 × 374,736.96
  4. Step 4: Simplify right side
    1,273,411.98x = 715,545,441,746.93
  5. Step 5: Solve for x
    x = 715,545,441,746.93/1,273,411.98
  6. Step 6: Final answer
    x = 561,911.98

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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.