Home / 1,384,476-2,076,938.64-542,571.36

Finding the Fourth Proportional to 1,384,476, 2,076,938.64 and 542,571.36

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Solution

The fourth proportional to 1,384,476, 2,076,938.64 and 542,571.36 is: 813,945.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,476 : 2,076,938.64 = 542,571.36 : x
  2. Step 2: Convert to fraction form
    1,384,476/2,076,938.64 = 542,571.36/x
  3. Step 3: Cross multiply
    1,384,476x = 2,076,938.64 × 542,571.36
  4. Step 4: Simplify right side
    1,384,476x = 1,126,887,422,541.35
  5. Step 5: Solve for x
    x = 1,126,887,422,541.35/1,384,476
  6. Step 6: Final answer
    x = 813,945.08

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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.