Home / 1,284,307.17-1,926,550.70-515,804.93

Finding the Fourth Proportional to 1,284,307.17, 1,926,550.70 and 515,804.93

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Solution

The fourth proportional to 1,284,307.17, 1,926,550.70 and 515,804.93 is: 773,743.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,284,307.17 : 1,926,550.70 = 515,804.93 : x
  2. Step 2: Convert to fraction form
    1,284,307.17/1,926,550.70 = 515,804.93/x
  3. Step 3: Cross multiply
    1,284,307.17x = 1,926,550.70 × 515,804.93
  4. Step 4: Simplify right side
    1,284,307.17x = 993,724,348,954.95
  5. Step 5: Solve for x
    x = 993,724,348,954.95/1,284,307.17
  6. Step 6: Final answer
    x = 773,743.52

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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.