Home / 1,098,661.84-1,516,028.04-615,159.76

Finding the Fourth Proportional to 1,098,661.84, 1,516,028.04 and 615,159.76

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Solution

The fourth proportional to 1,098,661.84, 1,516,028.04 and 615,159.76 is: 848,850.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,661.84 : 1,516,028.04 = 615,159.76 : x
  2. Step 2: Convert to fraction form
    1,098,661.84/1,516,028.04 = 615,159.76/x
  3. Step 3: Cross multiply
    1,098,661.84x = 1,516,028.04 × 615,159.76
  4. Step 4: Simplify right side
    1,098,661.84x = 932,599,445,239.67
  5. Step 5: Solve for x
    x = 932,599,445,239.67/1,098,661.84
  6. Step 6: Final answer
    x = 848,850.31

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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.