Home / 1,416,759.86-1,955,130.10-772,180.58

Finding the Fourth Proportional to 1,416,759.86, 1,955,130.10 and 772,180.58

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Solution

The fourth proportional to 1,416,759.86, 1,955,130.10 and 772,180.58 is: 1,065,610.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,759.86 : 1,955,130.10 = 772,180.58 : x
  2. Step 2: Convert to fraction form
    1,416,759.86/1,955,130.10 = 772,180.58/x
  3. Step 3: Cross multiply
    1,416,759.86x = 1,955,130.10 × 772,180.58
  4. Step 4: Simplify right side
    1,416,759.86x = 1,509,713,494,593.46
  5. Step 5: Solve for x
    x = 1,509,713,494,593.46/1,416,759.86
  6. Step 6: Final answer
    x = 1,065,610.01

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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.