Home / 1,863,915.30-2,570,723.73-1,209,826.26

Finding the Fourth Proportional to 1,863,915.30, 2,570,723.73 and 1,209,826.26

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Solution

The fourth proportional to 1,863,915.30, 2,570,723.73 and 1,209,826.26 is: 1,668,600.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,863,915.30 : 2,570,723.73 = 1,209,826.26 : x
  2. Step 2: Convert to fraction form
    1,863,915.30/2,570,723.73 = 1,209,826.26/x
  3. Step 3: Cross multiply
    1,863,915.30x = 2,570,723.73 × 1,209,826.26
  4. Step 4: Simplify right side
    1,863,915.30x = 3,110,129,075,759.15
  5. Step 5: Solve for x
    x = 3,110,129,075,759.15/1,863,915.30
  6. Step 6: Final answer
    x = 1,668,600.00

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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.