Home / 1,083,872.13-1,495,553.43-618,513.53

Finding the Fourth Proportional to 1,083,872.13, 1,495,553.43 and 618,513.53

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Solution

The fourth proportional to 1,083,872.13, 1,495,553.43 and 618,513.53 is: 853,440.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,083,872.13 : 1,495,553.43 = 618,513.53 : x
  2. Step 2: Convert to fraction form
    1,083,872.13/1,495,553.43 = 618,513.53/x
  3. Step 3: Cross multiply
    1,083,872.13x = 1,495,553.43 × 618,513.53
  4. Step 4: Simplify right side
    1,083,872.13x = 925,020,028,200.34
  5. Step 5: Solve for x
    x = 925,020,028,200.34/1,083,872.13
  6. Step 6: Final answer
    x = 853,440.18

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1.5x scale

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.