Home / 5,320,075.92-7,981,235.54-1,725,563.22

Finding the Fourth Proportional to 5,320,075.92, 7,981,235.54 and 1,725,563.22

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Solution

The fourth proportional to 5,320,075.92, 7,981,235.54 and 1,725,563.22 is: 2,588,708.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,320,075.92 : 7,981,235.54 = 1,725,563.22 : x
  2. Step 2: Convert to fraction form
    5,320,075.92/7,981,235.54 = 1,725,563.22/x
  3. Step 3: Cross multiply
    5,320,075.92x = 7,981,235.54 × 1,725,563.22
  4. Step 4: Simplify right side
    5,320,075.92x = 13,772,126,497,980.84
  5. Step 5: Solve for x
    x = 13,772,126,497,980.84/5,320,075.92
  6. Step 6: Final answer
    x = 2,588,708.64

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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.