Home / 1,192,930.35-1,646,194.59-649,068.36

Finding the Fourth Proportional to 1,192,930.35, 1,646,194.59 and 649,068.36

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Solution

The fourth proportional to 1,192,930.35, 1,646,194.59 and 649,068.36 is: 895,687.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,930.35 : 1,646,194.59 = 649,068.36 : x
  2. Step 2: Convert to fraction form
    1,192,930.35/1,646,194.59 = 649,068.36/x
  3. Step 3: Cross multiply
    1,192,930.35x = 1,646,194.59 × 649,068.36
  4. Step 4: Simplify right side
    1,192,930.35x = 1,068,492,822,772.17
  5. Step 5: Solve for x
    x = 1,068,492,822,772.17/1,192,930.35
  6. Step 6: Final answer
    x = 895,687.52

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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.