Home / 1,416,668.31-1,955,026.44-772,123.86

Finding the Fourth Proportional to 1,416,668.31, 1,955,026.44 and 772,123.86

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Solution

The fourth proportional to 1,416,668.31, 1,955,026.44 and 772,123.86 is: 1,065,544.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,668.31 : 1,955,026.44 = 772,123.86 : x
  2. Step 2: Convert to fraction form
    1,416,668.31/1,955,026.44 = 772,123.86/x
  3. Step 3: Cross multiply
    1,416,668.31x = 1,955,026.44 × 772,123.86
  4. Step 4: Simplify right side
    1,416,668.31x = 1,509,522,561,254.86
  5. Step 5: Solve for x
    x = 1,509,522,561,254.86/1,416,668.31
  6. Step 6: Final answer
    x = 1,065,544.10

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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.