Home / 1,075,997.09-1,484,828.01-616,782.38

Finding the Fourth Proportional to 1,075,997.09, 1,484,828.01 and 616,782.38

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Solution

The fourth proportional to 1,075,997.09, 1,484,828.01 and 616,782.38 is: 851,132.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,997.09 : 1,484,828.01 = 616,782.38 : x
  2. Step 2: Convert to fraction form
    1,075,997.09/1,484,828.01 = 616,782.38/x
  3. Step 3: Cross multiply
    1,075,997.09x = 1,484,828.01 × 616,782.38
  4. Step 4: Simplify right side
    1,075,997.09x = 915,815,746,474.32
  5. Step 5: Solve for x
    x = 915,815,746,474.32/1,075,997.09
  6. Step 6: Final answer
    x = 851,132.18

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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.