Home / 1,539,905.86-2,309,066.67-528,754.61

Finding the Fourth Proportional to 1,539,905.86, 2,309,066.67 and 528,754.61

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Solution

The fourth proportional to 1,539,905.86, 2,309,066.67 and 528,754.61 is: 792,859.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,905.86 : 2,309,066.67 = 528,754.61 : x
  2. Step 2: Convert to fraction form
    1,539,905.86/2,309,066.67 = 528,754.61/x
  3. Step 3: Cross multiply
    1,539,905.86x = 2,309,066.67 × 528,754.61
  4. Step 4: Simplify right side
    1,539,905.86x = 1,220,929,654,315.35
  5. Step 5: Solve for x
    x = 1,220,929,654,315.35/1,539,905.86
  6. Step 6: Final answer
    x = 792,859.93

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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.