Home / 2,076,371.20-3,114,556.80-656,862.40

Finding the Fourth Proportional to 2,076,371.20, 3,114,556.80 and 656,862.40

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Solution

The fourth proportional to 2,076,371.20, 3,114,556.80 and 656,862.40 is: 985,293.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,371.20 : 3,114,556.80 = 656,862.40 : x
  2. Step 2: Convert to fraction form
    2,076,371.20/3,114,556.80 = 656,862.40/x
  3. Step 3: Cross multiply
    2,076,371.20x = 3,114,556.80 × 656,862.40
  4. Step 4: Simplify right side
    2,076,371.20x = 2,045,835,254,584.32
  5. Step 5: Solve for x
    x = 2,045,835,254,584.32/2,076,371.20
  6. Step 6: Final answer
    x = 985,293.60

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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.