Home / 2,160,411.16-2,981,427.60-1,193,603.80

Finding the Fourth Proportional to 2,160,411.16, 2,981,427.60 and 1,193,603.80

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Solution

The fourth proportional to 2,160,411.16, 2,981,427.60 and 1,193,603.80 is: 1,647,206.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,160,411.16 : 2,981,427.60 = 1,193,603.80 : x
  2. Step 2: Convert to fraction form
    2,160,411.16/2,981,427.60 = 1,193,603.80/x
  3. Step 3: Cross multiply
    2,160,411.16x = 2,981,427.60 × 1,193,603.80
  4. Step 4: Simplify right side
    2,160,411.16x = 3,558,643,312,784.88
  5. Step 5: Solve for x
    x = 3,558,643,312,784.88/2,160,411.16
  6. Step 6: Final answer
    x = 1,647,206.50

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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.