Home / 1,119,567.21-1,544,944.45-636,065.25

Finding the Fourth Proportional to 1,119,567.21, 1,544,944.45 and 636,065.25

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Solution

The fourth proportional to 1,119,567.21, 1,544,944.45 and 636,065.25 is: 877,736.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,567.21 : 1,544,944.45 = 636,065.25 : x
  2. Step 2: Convert to fraction form
    1,119,567.21/1,544,944.45 = 636,065.25/x
  3. Step 3: Cross multiply
    1,119,567.21x = 1,544,944.45 × 636,065.25
  4. Step 4: Simplify right side
    1,119,567.21x = 982,685,477,825.36
  5. Step 5: Solve for x
    x = 982,685,477,825.36/1,119,567.21
  6. Step 6: Final answer
    x = 877,736.92

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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.