Home / 1,119,565.21-1,544,941.69-636,063.25

Finding the Fourth Proportional to 1,119,565.21, 1,544,941.69 and 636,063.25

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Solution

The fourth proportional to 1,119,565.21, 1,544,941.69 and 636,063.25 is: 877,734.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,565.21 : 1,544,941.69 = 636,063.25 : x
  2. Step 2: Convert to fraction form
    1,119,565.21/1,544,941.69 = 636,063.25/x
  3. Step 3: Cross multiply
    1,119,565.21x = 1,544,941.69 × 636,063.25
  4. Step 4: Simplify right side
    1,119,565.21x = 982,680,632,401.89
  5. Step 5: Solve for x
    x = 982,680,632,401.89/1,119,565.21
  6. Step 6: Final answer
    x = 877,734.16

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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.