Home / 1,180,650.09-1,769,479.86-754,021.08

Finding the Fourth Proportional to 1,180,650.09, 1,769,479.86 and 754,021.08

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Solution

The fourth proportional to 1,180,650.09, 1,769,479.86 and 754,021.08 is: 1,130,076.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,650.09 : 1,769,479.86 = 754,021.08 : x
  2. Step 2: Convert to fraction form
    1,180,650.09/1,769,479.86 = 754,021.08/x
  3. Step 3: Cross multiply
    1,180,650.09x = 1,769,479.86 × 754,021.08
  4. Step 4: Simplify right side
    1,180,650.09x = 1,334,225,115,075.45
  5. Step 5: Solve for x
    x = 1,334,225,115,075.45/1,180,650.09
  6. Step 6: Final answer
    x = 1,130,076.66

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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.