Home / 1,417,991.90-1,956,852.14-773,412.12

Finding the Fourth Proportional to 1,417,991.90, 1,956,852.14 and 773,412.12

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Solution

The fourth proportional to 1,417,991.90, 1,956,852.14 and 773,412.12 is: 1,067,321.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,991.90 : 1,956,852.14 = 773,412.12 : x
  2. Step 2: Convert to fraction form
    1,417,991.90/1,956,852.14 = 773,412.12/x
  3. Step 3: Cross multiply
    1,417,991.90x = 1,956,852.14 × 773,412.12
  4. Step 4: Simplify right side
    1,417,991.90x = 1,513,453,158,256.88
  5. Step 5: Solve for x
    x = 1,513,453,158,256.88/1,417,991.90
  6. Step 6: Final answer
    x = 1,067,321.44

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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.