Home / 1,205,334.65-1,807,943.38-447,323.79

Finding the Fourth Proportional to 1,205,334.65, 1,807,943.38 and 447,323.79

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Solution

The fourth proportional to 1,205,334.65, 1,807,943.38 and 447,323.79 is: 670,963.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205,334.65 : 1,807,943.38 = 447,323.79 : x
  2. Step 2: Convert to fraction form
    1,205,334.65/1,807,943.38 = 447,323.79/x
  3. Step 3: Cross multiply
    1,205,334.65x = 1,807,943.38 × 447,323.79
  4. Step 4: Simplify right side
    1,205,334.65x = 808,736,076,948.91
  5. Step 5: Solve for x
    x = 808,736,076,948.91/1,205,334.65
  6. Step 6: Final answer
    x = 670,963.94

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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.