Home / 2,164,133-2,986,641.78-1,210,277

Finding the Fourth Proportional to 2,164,133, 2,986,641.78 and 1,210,277

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Solution

The fourth proportional to 2,164,133, 2,986,641.78 and 1,210,277 is: 1,670,259.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,164,133 : 2,986,641.78 = 1,210,277 : x
  2. Step 2: Convert to fraction form
    2,164,133/2,986,641.78 = 1,210,277/x
  3. Step 3: Cross multiply
    2,164,133x = 2,986,641.78 × 1,210,277
  4. Step 4: Simplify right side
    2,164,133x = 3,614,663,853,573.06
  5. Step 5: Solve for x
    x = 3,614,663,853,573.06/2,164,133
  6. Step 6: Final answer
    x = 1,670,259.57

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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.