Home / 1,181,784.40-1,630,795.59-698,394.52

Finding the Fourth Proportional to 1,181,784.40, 1,630,795.59 and 698,394.52

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Solution

The fourth proportional to 1,181,784.40, 1,630,795.59 and 698,394.52 is: 963,744.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,784.40 : 1,630,795.59 = 698,394.52 : x
  2. Step 2: Convert to fraction form
    1,181,784.40/1,630,795.59 = 698,394.52/x
  3. Step 3: Cross multiply
    1,181,784.40x = 1,630,795.59 × 698,394.52
  4. Step 4: Simplify right side
    1,181,784.40x = 1,138,938,703,296.17
  5. Step 5: Solve for x
    x = 1,138,938,703,296.17/1,181,784.40
  6. Step 6: Final answer
    x = 963,744.91

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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.