Home / 1,898,741.70-2,848,124.43-776,810.70

Finding the Fourth Proportional to 1,898,741.70, 2,848,124.43 and 776,810.70

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Solution

The fourth proportional to 1,898,741.70, 2,848,124.43 and 776,810.70 is: 1,165,220.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,898,741.70 : 2,848,124.43 = 776,810.70 : x
  2. Step 2: Convert to fraction form
    1,898,741.70/2,848,124.43 = 776,810.70/x
  3. Step 3: Cross multiply
    1,898,741.70x = 2,848,124.43 × 776,810.70
  4. Step 4: Simplify right side
    1,898,741.70x = 2,212,453,532,155.40
  5. Step 5: Solve for x
    x = 2,212,453,532,155.40/1,898,741.70
  6. Step 6: Final answer
    x = 1,165,220.91

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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.