Home / 1,081,930.32-1,623,043.12-450,696.50

Finding the Fourth Proportional to 1,081,930.32, 1,623,043.12 and 450,696.50

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Solution

The fourth proportional to 1,081,930.32, 1,623,043.12 and 450,696.50 is: 676,106.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,930.32 : 1,623,043.12 = 450,696.50 : x
  2. Step 2: Convert to fraction form
    1,081,930.32/1,623,043.12 = 450,696.50/x
  3. Step 3: Cross multiply
    1,081,930.32x = 1,623,043.12 × 450,696.50
  4. Step 4: Simplify right side
    1,081,930.32x = 731,499,853,533.08
  5. Step 5: Solve for x
    x = 731,499,853,533.08/1,081,930.32
  6. Step 6: Final answer
    x = 676,106.25

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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.