Home / 838,775.10-1,256,918.46-616,070.46

Finding the Fourth Proportional to 838,775.10, 1,256,918.46 and 616,070.46

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Solution

The fourth proportional to 838,775.10, 1,256,918.46 and 616,070.46 is: 923,191.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,775.10 : 1,256,918.46 = 616,070.46 : x
  2. Step 2: Convert to fraction form
    838,775.10/1,256,918.46 = 616,070.46/x
  3. Step 3: Cross multiply
    838,775.10x = 1,256,918.46 × 616,070.46
  4. Step 4: Simplify right side
    838,775.10x = 774,350,333,834.69
  5. Step 5: Solve for x
    x = 774,350,333,834.69/838,775.10
  6. Step 6: Final answer
    x = 923,191.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.