Home / 1,417,995.40-1,956,856.97-773,415.62

Finding the Fourth Proportional to 1,417,995.40, 1,956,856.97 and 773,415.62

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Solution

The fourth proportional to 1,417,995.40, 1,956,856.97 and 773,415.62 is: 1,067,326.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,995.40 : 1,956,856.97 = 773,415.62 : x
  2. Step 2: Convert to fraction form
    1,417,995.40/1,956,856.97 = 773,415.62/x
  3. Step 3: Cross multiply
    1,417,995.40x = 1,956,856.97 × 773,415.62
  4. Step 4: Simplify right side
    1,417,995.40x = 1,513,463,746,703.87
  5. Step 5: Solve for x
    x = 1,513,463,746,703.87/1,417,995.40
  6. Step 6: Final answer
    x = 1,067,326.27

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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.