Home / 1,283,597.70-1,925,691.83-430,782.52

Finding the Fourth Proportional to 1,283,597.70, 1,925,691.83 and 430,782.52

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Solution

The fourth proportional to 1,283,597.70, 1,925,691.83 and 430,782.52 is: 646,272.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,597.70 : 1,925,691.83 = 430,782.52 : x
  2. Step 2: Convert to fraction form
    1,283,597.70/1,925,691.83 = 430,782.52/x
  3. Step 3: Cross multiply
    1,283,597.70x = 1,925,691.83 × 430,782.52
  4. Step 4: Simplify right side
    1,283,597.70x = 829,554,379,270.81
  5. Step 5: Solve for x
    x = 829,554,379,270.81/1,283,597.70
  6. Step 6: Final answer
    x = 646,272.88

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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.