Home / 1,642,664.16-2,266,852.44-917,522.04

Finding the Fourth Proportional to 1,642,664.16, 2,266,852.44 and 917,522.04

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Solution

The fourth proportional to 1,642,664.16, 2,266,852.44 and 917,522.04 is: 1,266,166.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,642,664.16 : 2,266,852.44 = 917,522.04 : x
  2. Step 2: Convert to fraction form
    1,642,664.16/2,266,852.44 = 917,522.04/x
  3. Step 3: Cross multiply
    1,642,664.16x = 2,266,852.44 × 917,522.04
  4. Step 4: Simplify right side
    1,642,664.16x = 2,079,887,075,127.78
  5. Step 5: Solve for x
    x = 2,079,887,075,127.78/1,642,664.16
  6. Step 6: Final answer
    x = 1,266,166.95

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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.