Home / 2,152,363.96-2,971,402.14-1,667,841.40

Finding the Fourth Proportional to 2,152,363.96, 2,971,402.14 and 1,667,841.40

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Solution

The fourth proportional to 2,152,363.96, 2,971,402.14 and 1,667,841.40 is: 2,302,504.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,152,363.96 : 2,971,402.14 = 1,667,841.40 : x
  2. Step 2: Convert to fraction form
    2,152,363.96/2,971,402.14 = 1,667,841.40/x
  3. Step 3: Cross multiply
    2,152,363.96x = 2,971,402.14 × 1,667,841.40
  4. Step 4: Simplify right side
    2,152,363.96x = 4,955,827,505,140.60
  5. Step 5: Solve for x
    x = 4,955,827,505,140.60/2,152,363.96
  6. Step 6: Final answer
    x = 2,302,504.41

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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.