Home / 2,635,299.56-3,636,717.54-1,428,075.56

Finding the Fourth Proportional to 2,635,299.56, 3,636,717.54 and 1,428,075.56

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Solution

The fourth proportional to 2,635,299.56, 3,636,717.54 and 1,428,075.56 is: 1,970,746.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,635,299.56 : 3,636,717.54 = 1,428,075.56 : x
  2. Step 2: Convert to fraction form
    2,635,299.56/3,636,717.54 = 1,428,075.56/x
  3. Step 3: Cross multiply
    2,635,299.56x = 3,636,717.54 × 1,428,075.56
  4. Step 4: Simplify right side
    2,635,299.56x = 5,193,507,437,497.32
  5. Step 5: Solve for x
    x = 5,193,507,437,497.32/2,635,299.56
  6. Step 6: Final answer
    x = 1,970,746.52

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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.