Home / 1,153,296.10-1,591,542.28-637,085.50

Finding the Fourth Proportional to 1,153,296.10, 1,591,542.28 and 637,085.50

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Solution

The fourth proportional to 1,153,296.10, 1,591,542.28 and 637,085.50 is: 879,174.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,296.10 : 1,591,542.28 = 637,085.50 : x
  2. Step 2: Convert to fraction form
    1,153,296.10/1,591,542.28 = 637,085.50/x
  3. Step 3: Cross multiply
    1,153,296.10x = 1,591,542.28 × 637,085.50
  4. Step 4: Simplify right side
    1,153,296.10x = 1,013,948,511,411.26
  5. Step 5: Solve for x
    x = 1,013,948,511,411.26/1,153,296.10
  6. Step 6: Final answer
    x = 879,174.49

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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.