Home / 1,926,906.19-2,890,248.10-579,039.86

Finding the Fourth Proportional to 1,926,906.19, 2,890,248.10 and 579,039.86

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Solution

The fourth proportional to 1,926,906.19, 2,890,248.10 and 579,039.86 is: 868,526.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,926,906.19 : 2,890,248.10 = 579,039.86 : x
  2. Step 2: Convert to fraction form
    1,926,906.19/2,890,248.10 = 579,039.86/x
  3. Step 3: Cross multiply
    1,926,906.19x = 2,890,248.10 × 579,039.86
  4. Step 4: Simplify right side
    1,926,906.19x = 1,673,568,860,967.29
  5. Step 5: Solve for x
    x = 1,673,568,860,967.29/1,926,906.19
  6. Step 6: Final answer
    x = 868,526.38

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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.