Home / 1,066,403.07-1,463,802.84-942,837.57

Finding the Fourth Proportional to 1,066,403.07, 1,463,802.84 and 942,837.57

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Solution

The fourth proportional to 1,066,403.07, 1,463,802.84 and 942,837.57 is: 1,294,190.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066,403.07 : 1,463,802.84 = 942,837.57 : x
  2. Step 2: Convert to fraction form
    1,066,403.07/1,463,802.84 = 942,837.57/x
  3. Step 3: Cross multiply
    1,066,403.07x = 1,463,802.84 × 942,837.57
  4. Step 4: Simplify right side
    1,066,403.07x = 1,380,128,312,624.70
  5. Step 5: Solve for x
    x = 1,380,128,312,624.70/1,066,403.07
  6. Step 6: Final answer
    x = 1,294,190.12

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.