Home / 1,141,110.54-1,574,781.75-631,812.96

Finding the Fourth Proportional to 1,141,110.54, 1,574,781.75 and 631,812.96

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Solution

The fourth proportional to 1,141,110.54, 1,574,781.75 and 631,812.96 is: 871,929.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,110.54 : 1,574,781.75 = 631,812.96 : x
  2. Step 2: Convert to fraction form
    1,141,110.54/1,574,781.75 = 631,812.96/x
  3. Step 3: Cross multiply
    1,141,110.54x = 1,574,781.75 × 631,812.96
  4. Step 4: Simplify right side
    1,141,110.54x = 994,967,518,821.48
  5. Step 5: Solve for x
    x = 994,967,518,821.48/1,141,110.54
  6. Step 6: Final answer
    x = 871,929.13

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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.