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Finding the Fourth Proportional to 2,338,335.96, 3,507,734.34 and 971,827.80

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Solution

The fourth proportional to 2,338,335.96, 3,507,734.34 and 971,827.80 is: 1,457,837.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,338,335.96 : 3,507,734.34 = 971,827.80 : x
  2. Step 2: Convert to fraction form
    2,338,335.96/3,507,734.34 = 971,827.80/x
  3. Step 3: Cross multiply
    2,338,335.96x = 3,507,734.34 × 971,827.80
  4. Step 4: Simplify right side
    2,338,335.96x = 3,408,913,746,626.65
  5. Step 5: Solve for x
    x = 3,408,913,746,626.65/2,338,335.96
  6. Step 6: Final answer
    x = 1,457,837.46

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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.