Home / 1,726,128.86-2,589,099.40-528,051.16

Finding the Fourth Proportional to 1,726,128.86, 2,589,099.40 and 528,051.16

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Solution

The fourth proportional to 1,726,128.86, 2,589,099.40 and 528,051.16 is: 792,048.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,726,128.86 : 2,589,099.40 = 528,051.16 : x
  2. Step 2: Convert to fraction form
    1,726,128.86/2,589,099.40 = 528,051.16/x
  3. Step 3: Cross multiply
    1,726,128.86x = 2,589,099.40 × 528,051.16
  4. Step 4: Simplify right side
    1,726,128.86x = 1,367,176,941,525.30
  5. Step 5: Solve for x
    x = 1,367,176,941,525.30/1,726,128.86
  6. Step 6: Final answer
    x = 792,048.02

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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.