Home / 1,439,075.30-1,985,871.93-794,481.86

Finding the Fourth Proportional to 1,439,075.30, 1,985,871.93 and 794,481.86

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Solution

The fourth proportional to 1,439,075.30, 1,985,871.93 and 794,481.86 is: 1,096,356.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,439,075.30 : 1,985,871.93 = 794,481.86 : x
  2. Step 2: Convert to fraction form
    1,439,075.30/1,985,871.93 = 794,481.86/x
  3. Step 3: Cross multiply
    1,439,075.30x = 1,985,871.93 × 794,481.86
  4. Step 4: Simplify right side
    1,439,075.30x = 1,577,739,224,668.19
  5. Step 5: Solve for x
    x = 1,577,739,224,668.19/1,439,075.30
  6. Step 6: Final answer
    x = 1,096,356.27

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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.