Home / 2,526,866-3,487,243.20-1,424,569.28

Finding the Fourth Proportional to 2,526,866, 3,487,243.20 and 1,424,569.28

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Solution

The fourth proportional to 2,526,866, 3,487,243.20 and 1,424,569.28 is: 1,966,000.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,526,866 : 3,487,243.20 = 1,424,569.28 : x
  2. Step 2: Convert to fraction form
    2,526,866/3,487,243.20 = 1,424,569.28/x
  3. Step 3: Cross multiply
    2,526,866x = 3,487,243.20 × 1,424,569.28
  4. Step 4: Simplify right side
    2,526,866x = 4,967,819,534,608.90
  5. Step 5: Solve for x
    x = 4,967,819,534,608.90/2,526,866
  6. Step 6: Final answer
    x = 1,966,000.39

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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.