Home / 1,224,319.64-1,836,512.32-382,871.40

Finding the Fourth Proportional to 1,224,319.64, 1,836,512.32 and 382,871.40

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Solution

The fourth proportional to 1,224,319.64, 1,836,512.32 and 382,871.40 is: 574,317.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,319.64 : 1,836,512.32 = 382,871.40 : x
  2. Step 2: Convert to fraction form
    1,224,319.64/1,836,512.32 = 382,871.40/x
  3. Step 3: Cross multiply
    1,224,319.64x = 1,836,512.32 × 382,871.40
  4. Step 4: Simplify right side
    1,224,319.64x = 703,148,043,075.65
  5. Step 5: Solve for x
    x = 703,148,043,075.65/1,224,319.64
  6. Step 6: Final answer
    x = 574,317.38

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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.