Home / 1,384,328.80-2,076,493.20-1,151,048.80

Finding the Fourth Proportional to 1,384,328.80, 2,076,493.20 and 1,151,048.80

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Solution

The fourth proportional to 1,384,328.80, 2,076,493.20 and 1,151,048.80 is: 1,726,573.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,328.80 : 2,076,493.20 = 1,151,048.80 : x
  2. Step 2: Convert to fraction form
    1,384,328.80/2,076,493.20 = 1,151,048.80/x
  3. Step 3: Cross multiply
    1,384,328.80x = 2,076,493.20 × 1,151,048.80
  4. Step 4: Simplify right side
    1,384,328.80x = 2,390,145,006,068.16
  5. Step 5: Solve for x
    x = 2,390,145,006,068.16/1,384,328.80
  6. Step 6: Final answer
    x = 1,726,573.20

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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.