Home / 1,153,790-1,592,196.68-637,535.68

Finding the Fourth Proportional to 1,153,790, 1,592,196.68 and 637,535.68

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Solution

The fourth proportional to 1,153,790, 1,592,196.68 and 637,535.68 is: 879,780.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,790 : 1,592,196.68 = 637,535.68 : x
  2. Step 2: Convert to fraction form
    1,153,790/1,592,196.68 = 637,535.68/x
  3. Step 3: Cross multiply
    1,153,790x = 1,592,196.68 × 637,535.68
  4. Step 4: Simplify right side
    1,153,790x = 1,015,082,193,077.54
  5. Step 5: Solve for x
    x = 1,015,082,193,077.54/1,153,790
  6. Step 6: Final answer
    x = 879,780.72

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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.