Home / 1,119,640.50-1,545,104.34-636,206.22

Finding the Fourth Proportional to 1,119,640.50, 1,545,104.34 and 636,206.22

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Solution

The fourth proportional to 1,119,640.50, 1,545,104.34 and 636,206.22 is: 877,964.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,640.50 : 1,545,104.34 = 636,206.22 : x
  2. Step 2: Convert to fraction form
    1,119,640.50/1,545,104.34 = 636,206.22/x
  3. Step 3: Cross multiply
    1,119,640.50x = 1,545,104.34 × 636,206.22
  4. Step 4: Simplify right side
    1,119,640.50x = 983,004,991,657.00
  5. Step 5: Solve for x
    x = 983,004,991,657.00/1,119,640.50
  6. Step 6: Final answer
    x = 877,964.84

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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.