Home / 1,642,350.46-2,266,114.90-917,086.59

Finding the Fourth Proportional to 1,642,350.46, 2,266,114.90 and 917,086.59

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Solution

The fourth proportional to 1,642,350.46, 2,266,114.90 and 917,086.59 is: 1,265,395.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,642,350.46 : 2,266,114.90 = 917,086.59 : x
  2. Step 2: Convert to fraction form
    1,642,350.46/2,266,114.90 = 917,086.59/x
  3. Step 3: Cross multiply
    1,642,350.46x = 2,266,114.90 × 917,086.59
  4. Step 4: Simplify right side
    1,642,350.46x = 2,078,223,586,189.19
  5. Step 5: Solve for x
    x = 2,078,223,586,189.19/1,642,350.46
  6. Step 6: Final answer
    x = 1,265,395.93

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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.