Home / 1,173,769.46-1,619,777.49-637,225.46

Finding the Fourth Proportional to 1,173,769.46, 1,619,777.49 and 637,225.46

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Solution

The fourth proportional to 1,173,769.46, 1,619,777.49 and 637,225.46 is: 879,357.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,769.46 : 1,619,777.49 = 637,225.46 : x
  2. Step 2: Convert to fraction form
    1,173,769.46/1,619,777.49 = 637,225.46/x
  3. Step 3: Cross multiply
    1,173,769.46x = 1,619,777.49 × 637,225.46
  4. Step 4: Simplify right side
    1,173,769.46x = 1,032,163,456,162.90
  5. Step 5: Solve for x
    x = 1,032,163,456,162.90/1,173,769.46
  6. Step 6: Final answer
    x = 879,357.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.