Home / 1,416,216.44-1,954,354.07-771,641.93

Finding the Fourth Proportional to 1,416,216.44, 1,954,354.07 and 771,641.93

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Solution

The fourth proportional to 1,416,216.44, 1,954,354.07 and 771,641.93 is: 1,064,852.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,216.44 : 1,954,354.07 = 771,641.93 : x
  2. Step 2: Convert to fraction form
    1,416,216.44/1,954,354.07 = 771,641.93/x
  3. Step 3: Cross multiply
    1,416,216.44x = 1,954,354.07 × 771,641.93
  4. Step 4: Simplify right side
    1,416,216.44x = 1,508,061,538,635.49
  5. Step 5: Solve for x
    x = 1,508,061,538,635.49/1,416,216.44
  6. Step 6: Final answer
    x = 1,064,852.45

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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.