Home / 1,416,808.38-1,955,178.36-772,226.58

Finding the Fourth Proportional to 1,416,808.38, 1,955,178.36 and 772,226.58

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Solution

The fourth proportional to 1,416,808.38, 1,955,178.36 and 772,226.58 is: 1,065,663.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,808.38 : 1,955,178.36 = 772,226.58 : x
  2. Step 2: Convert to fraction form
    1,416,808.38/1,955,178.36 = 772,226.58/x
  3. Step 3: Cross multiply
    1,416,808.38x = 1,955,178.36 × 772,226.58
  4. Step 4: Simplify right side
    1,416,808.38x = 1,509,840,698,232.81
  5. Step 5: Solve for x
    x = 1,509,840,698,232.81/1,416,808.38
  6. Step 6: Final answer
    x = 1,065,663.30

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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.