Home / 1,685,440.36-2,528,150.82-563,499.64

Finding the Fourth Proportional to 1,685,440.36, 2,528,150.82 and 563,499.64

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Solution

The fourth proportional to 1,685,440.36, 2,528,150.82 and 563,499.64 is: 845,246.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,685,440.36 : 2,528,150.82 = 563,499.64 : x
  2. Step 2: Convert to fraction form
    1,685,440.36/2,528,150.82 = 563,499.64/x
  3. Step 3: Cross multiply
    1,685,440.36x = 2,528,150.82 × 563,499.64
  4. Step 4: Simplify right side
    1,685,440.36x = 1,424,612,076,935.70
  5. Step 5: Solve for x
    x = 1,424,612,076,935.70/1,685,440.36
  6. Step 6: Final answer
    x = 845,246.21

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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.