Home / 1,975,075.54-2,725,607.69-1,069,657.54

Finding the Fourth Proportional to 1,975,075.54, 2,725,607.69 and 1,069,657.54

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Solution

The fourth proportional to 1,975,075.54, 2,725,607.69 and 1,069,657.54 is: 1,476,129.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,975,075.54 : 2,725,607.69 = 1,069,657.54 : x
  2. Step 2: Convert to fraction form
    1,975,075.54/2,725,607.69 = 1,069,657.54/x
  3. Step 3: Cross multiply
    1,975,075.54x = 2,725,607.69 × 1,069,657.54
  4. Step 4: Simplify right side
    1,975,075.54x = 2,915,466,816,690.48
  5. Step 5: Solve for x
    x = 2,915,466,816,690.48/1,975,075.54
  6. Step 6: Final answer
    x = 1,476,129.27

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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.