Home / 1,559,725.70-2,337,550.14-1,128,893.81

Finding the Fourth Proportional to 1,559,725.70, 2,337,550.14 and 1,128,893.81

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Solution

The fourth proportional to 1,559,725.70, 2,337,550.14 and 1,128,893.81 is: 1,691,865.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,725.70 : 2,337,550.14 = 1,128,893.81 : x
  2. Step 2: Convert to fraction form
    1,559,725.70/2,337,550.14 = 1,128,893.81/x
  3. Step 3: Cross multiply
    1,559,725.70x = 2,337,550.14 × 1,128,893.81
  4. Step 4: Simplify right side
    1,559,725.70x = 2,638,845,883,610.63
  5. Step 5: Solve for x
    x = 2,638,845,883,610.63/1,559,725.70
  6. Step 6: Final answer
    x = 1,691,865.36

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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.