Home / 1,052,698.19-1,577,948.25-763,811.89

Finding the Fourth Proportional to 1,052,698.19, 1,577,948.25 and 763,811.89

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Solution

The fourth proportional to 1,052,698.19, 1,577,948.25 and 763,811.89 is: 1,144,920.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,052,698.19 : 1,577,948.25 = 763,811.89 : x
  2. Step 2: Convert to fraction form
    1,052,698.19/1,577,948.25 = 763,811.89/x
  3. Step 3: Cross multiply
    1,052,698.19x = 1,577,948.25 × 763,811.89
  4. Step 4: Simplify right side
    1,052,698.19x = 1,205,255,634,074.12
  5. Step 5: Solve for x
    x = 1,205,255,634,074.12/1,052,698.19
  6. Step 6: Final answer
    x = 1,144,920.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.