Home / 2,689,071.60-4,033,607.40-1,193,314.80

Finding the Fourth Proportional to 2,689,071.60, 4,033,607.40 and 1,193,314.80

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Solution

The fourth proportional to 2,689,071.60, 4,033,607.40 and 1,193,314.80 is: 1,789,972.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,689,071.60 : 4,033,607.40 = 1,193,314.80 : x
  2. Step 2: Convert to fraction form
    2,689,071.60/4,033,607.40 = 1,193,314.80/x
  3. Step 3: Cross multiply
    2,689,071.60x = 4,033,607.40 × 1,193,314.80
  4. Step 4: Simplify right side
    2,689,071.60x = 4,813,363,407,809.52
  5. Step 5: Solve for x
    x = 4,813,363,407,809.52/2,689,071.60
  6. Step 6: Final answer
    x = 1,789,972.20

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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.