Home / 1,273,016.35-1,909,466.94-374,487.40

Finding the Fourth Proportional to 1,273,016.35, 1,909,466.94 and 374,487.40

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Solution

The fourth proportional to 1,273,016.35, 1,909,466.94 and 374,487.40 is: 561,714.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,016.35 : 1,909,466.94 = 374,487.40 : x
  2. Step 2: Convert to fraction form
    1,273,016.35/1,909,466.94 = 374,487.40/x
  3. Step 3: Cross multiply
    1,273,016.35x = 1,909,466.94 × 374,487.40
  4. Step 4: Simplify right side
    1,273,016.35x = 715,071,300,199.22
  5. Step 5: Solve for x
    x = 715,071,300,199.22/1,273,016.35
  6. Step 6: Final answer
    x = 561,714.15

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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.