Home / 1,877,208.78-2,590,602.75-1,061,394.94

Finding the Fourth Proportional to 1,877,208.78, 2,590,602.75 and 1,061,394.94

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Solution

The fourth proportional to 1,877,208.78, 2,590,602.75 and 1,061,394.94 is: 1,464,755.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,877,208.78 : 2,590,602.75 = 1,061,394.94 : x
  2. Step 2: Convert to fraction form
    1,877,208.78/2,590,602.75 = 1,061,394.94/x
  3. Step 3: Cross multiply
    1,877,208.78x = 2,590,602.75 × 1,061,394.94
  4. Step 4: Simplify right side
    1,877,208.78x = 2,749,652,650,400.09
  5. Step 5: Solve for x
    x = 2,749,652,650,400.09/1,877,208.78
  6. Step 6: Final answer
    x = 1,464,755.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.