Home / 1,119,796.85-1,545,319.59-636,362.93

Finding the Fourth Proportional to 1,119,796.85, 1,545,319.59 and 636,362.93

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Solution

The fourth proportional to 1,119,796.85, 1,545,319.59 and 636,362.93 is: 878,180.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,796.85 : 1,545,319.59 = 636,362.93 : x
  2. Step 2: Convert to fraction form
    1,119,796.85/1,545,319.59 = 636,362.93/x
  3. Step 3: Cross multiply
    1,119,796.85x = 1,545,319.59 × 636,362.93
  4. Step 4: Simplify right side
    1,119,796.85x = 983,384,094,352.20
  5. Step 5: Solve for x
    x = 983,384,094,352.20/1,119,796.85
  6. Step 6: Final answer
    x = 878,180.80

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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.