Home / 1,198,575.63-1,654,024.53-654,711.57

Finding the Fourth Proportional to 1,198,575.63, 1,654,024.53 and 654,711.57

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Solution

The fourth proportional to 1,198,575.63, 1,654,024.53 and 654,711.57 is: 903,496.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,575.63 : 1,654,024.53 = 654,711.57 : x
  2. Step 2: Convert to fraction form
    1,198,575.63/1,654,024.53 = 654,711.57/x
  3. Step 3: Cross multiply
    1,198,575.63x = 1,654,024.53 × 654,711.57
  4. Step 4: Simplify right side
    1,198,575.63x = 1,082,908,996,854.81
  5. Step 5: Solve for x
    x = 1,082,908,996,854.81/1,198,575.63
  6. Step 6: Final answer
    x = 903,496.59

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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.