Home / 1,063,415.40-1,593,740.70-767,581.80

Finding the Fourth Proportional to 1,063,415.40, 1,593,740.70 and 767,581.80

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Solution

The fourth proportional to 1,063,415.40, 1,593,740.70 and 767,581.80 is: 1,150,374.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063,415.40 : 1,593,740.70 = 767,581.80 : x
  2. Step 2: Convert to fraction form
    1,063,415.40/1,593,740.70 = 767,581.80/x
  3. Step 3: Cross multiply
    1,063,415.40x = 1,593,740.70 × 767,581.80
  4. Step 4: Simplify right side
    1,063,415.40x = 1,223,326,355,239.26
  5. Step 5: Solve for x
    x = 1,223,326,355,239.26/1,063,415.40
  6. Step 6: Final answer
    x = 1,150,374.87

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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.