Home / 1,838,495.40-2,758,081.95-827,642.04

Finding the Fourth Proportional to 1,838,495.40, 2,758,081.95 and 827,642.04

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Solution

The fourth proportional to 1,838,495.40, 2,758,081.95 and 827,642.04 is: 1,241,615.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,838,495.40 : 2,758,081.95 = 827,642.04 : x
  2. Step 2: Convert to fraction form
    1,838,495.40/2,758,081.95 = 827,642.04/x
  3. Step 3: Cross multiply
    1,838,495.40x = 2,758,081.95 × 827,642.04
  4. Step 4: Simplify right side
    1,838,495.40x = 2,282,704,571,585.18
  5. Step 5: Solve for x
    x = 2,282,704,571,585.18/1,838,495.40
  6. Step 6: Final answer
    x = 1,241,615.60

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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.