Home / 846,075.85-1,269,113.78-808,751.05

Finding the Fourth Proportional to 846,075.85, 1,269,113.78 and 808,751.05

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Solution

The fourth proportional to 846,075.85, 1,269,113.78 and 808,751.05 is: 1,213,126.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,075.85 : 1,269,113.78 = 808,751.05 : x
  2. Step 2: Convert to fraction form
    846,075.85/1,269,113.78 = 808,751.05/x
  3. Step 3: Cross multiply
    846,075.85x = 1,269,113.78 × 808,751.05
  4. Step 4: Simplify right side
    846,075.85x = 1,026,397,098,100.71
  5. Step 5: Solve for x
    x = 1,026,397,098,100.71/846,075.85
  6. Step 6: Final answer
    x = 1,213,126.58

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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.