Home / 1,731,815.86-2,389,909.35-967,869.40

Finding the Fourth Proportional to 1,731,815.86, 2,389,909.35 and 967,869.40

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Solution

The fourth proportional to 1,731,815.86, 2,389,909.35 and 967,869.40 is: 1,335,661.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,731,815.86 : 2,389,909.35 = 967,869.40 : x
  2. Step 2: Convert to fraction form
    1,731,815.86/2,389,909.35 = 967,869.40/x
  3. Step 3: Cross multiply
    1,731,815.86x = 2,389,909.35 × 967,869.40
  4. Step 4: Simplify right side
    1,731,815.86x = 2,313,120,128,638.89
  5. Step 5: Solve for x
    x = 2,313,120,128,638.89/1,731,815.86
  6. Step 6: Final answer
    x = 1,335,661.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.