Home / 3,126,667.68-4,311,374.88-2,036,918.40

Finding the Fourth Proportional to 3,126,667.68, 4,311,374.88 and 2,036,918.40

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Solution

The fourth proportional to 3,126,667.68, 4,311,374.88 and 2,036,918.40 is: 2,808,715.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,126,667.68 : 4,311,374.88 = 2,036,918.40 : x
  2. Step 2: Convert to fraction form
    3,126,667.68/4,311,374.88 = 2,036,918.40/x
  3. Step 3: Cross multiply
    3,126,667.68x = 4,311,374.88 × 2,036,918.40
  4. Step 4: Simplify right side
    3,126,667.68x = 8,781,918,822,369.79
  5. Step 5: Solve for x
    x = 8,781,918,822,369.79/3,126,667.68
  6. Step 6: Final answer
    x = 2,808,715.13

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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.