Home / 1,531,999.47-2,295,848.25-1,210,738.89

Finding the Fourth Proportional to 1,531,999.47, 2,295,848.25 and 1,210,738.89

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Solution

The fourth proportional to 1,531,999.47, 2,295,848.25 and 1,210,738.89 is: 1,814,408.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,531,999.47 : 2,295,848.25 = 1,210,738.89 : x
  2. Step 2: Convert to fraction form
    1,531,999.47/2,295,848.25 = 1,210,738.89/x
  3. Step 3: Cross multiply
    1,531,999.47x = 2,295,848.25 × 1,210,738.89
  4. Step 4: Simplify right side
    1,531,999.47x = 2,779,672,761,813.44
  5. Step 5: Solve for x
    x = 2,779,672,761,813.44/1,531,999.47
  6. Step 6: Final answer
    x = 1,814,408.44

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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.