Home / 1,152,188.64-1,727,820.80-477,811.80

Finding the Fourth Proportional to 1,152,188.64, 1,727,820.80 and 477,811.80

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Solution

The fourth proportional to 1,152,188.64, 1,727,820.80 and 477,811.80 is: 716,526.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,188.64 : 1,727,820.80 = 477,811.80 : x
  2. Step 2: Convert to fraction form
    1,152,188.64/1,727,820.80 = 477,811.80/x
  3. Step 3: Cross multiply
    1,152,188.64x = 1,727,820.80 × 477,811.80
  4. Step 4: Simplify right side
    1,152,188.64x = 825,573,166,525.44
  5. Step 5: Solve for x
    x = 825,573,166,525.44/1,152,188.64
  6. Step 6: Final answer
    x = 716,526.04

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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.