Home / 2,756,102.60-4,133,862.30-862,743.80

Finding the Fourth Proportional to 2,756,102.60, 4,133,862.30 and 862,743.80

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Solution

The fourth proportional to 2,756,102.60, 4,133,862.30 and 862,743.80 is: 1,294,024.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,756,102.60 : 4,133,862.30 = 862,743.80 : x
  2. Step 2: Convert to fraction form
    2,756,102.60/4,133,862.30 = 862,743.80/x
  3. Step 3: Cross multiply
    2,756,102.60x = 4,133,862.30 × 862,743.80
  4. Step 4: Simplify right side
    2,756,102.60x = 3,566,464,069,378.74
  5. Step 5: Solve for x
    x = 3,566,464,069,378.74/2,756,102.60
  6. Step 6: Final answer
    x = 1,294,024.42

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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.