Home / 1,047,755.79-1,446,076.94-618,141.51

Finding the Fourth Proportional to 1,047,755.79, 1,446,076.94 and 618,141.51

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Solution

The fourth proportional to 1,047,755.79, 1,446,076.94 and 618,141.51 is: 853,137.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,755.79 : 1,446,076.94 = 618,141.51 : x
  2. Step 2: Convert to fraction form
    1,047,755.79/1,446,076.94 = 618,141.51/x
  3. Step 3: Cross multiply
    1,047,755.79x = 1,446,076.94 × 618,141.51
  4. Step 4: Simplify right side
    1,047,755.79x = 893,880,180,177.07
  5. Step 5: Solve for x
    x = 893,880,180,177.07/1,047,755.79
  6. Step 6: Final answer
    x = 853,137.91

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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.