Home / 1,384,628.84-2,076,959.90-486,093.16

Finding the Fourth Proportional to 1,384,628.84, 2,076,959.90 and 486,093.16

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Solution

The fourth proportional to 1,384,628.84, 2,076,959.90 and 486,093.16 is: 729,145.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,628.84 : 2,076,959.90 = 486,093.16 : x
  2. Step 2: Convert to fraction form
    1,384,628.84/2,076,959.90 = 486,093.16/x
  3. Step 3: Cross multiply
    1,384,628.84x = 2,076,959.90 × 486,093.16
  4. Step 4: Simplify right side
    1,384,628.84x = 1,009,596,000,984.28
  5. Step 5: Solve for x
    x = 1,009,596,000,984.28/1,384,628.84
  6. Step 6: Final answer
    x = 729,145.58

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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.