Home / 1,417,448.84-1,956,081.35-772,869.02

Finding the Fourth Proportional to 1,417,448.84, 1,956,081.35 and 772,869.02

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Solution

The fourth proportional to 1,417,448.84, 1,956,081.35 and 772,869.02 is: 1,066,560.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,448.84 : 1,956,081.35 = 772,869.02 : x
  2. Step 2: Convert to fraction form
    1,417,448.84/1,956,081.35 = 772,869.02/x
  3. Step 3: Cross multiply
    1,417,448.84x = 1,956,081.35 × 772,869.02
  4. Step 4: Simplify right side
    1,417,448.84x = 1,511,794,673,668.02
  5. Step 5: Solve for x
    x = 1,511,794,673,668.02/1,417,448.84
  6. Step 6: Final answer
    x = 1,066,560.31

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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.