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Finding the Fourth Proportional to 2,214,400.55, 3,316,352.03 and 2,214,400.55

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Solution

The fourth proportional to 2,214,400.55, 3,316,352.03 and 2,214,400.55 is: 3,316,352.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,214,400.55 : 3,316,352.03 = 2,214,400.55 : x
  2. Step 2: Convert to fraction form
    2,214,400.55/3,316,352.03 = 2,214,400.55/x
  3. Step 3: Cross multiply
    2,214,400.55x = 3,316,352.03 × 2,214,400.55
  4. Step 4: Simplify right side
    2,214,400.55x = 7,343,731,748,153.61
  5. Step 5: Solve for x
    x = 7,343,731,748,153.61/2,214,400.55
  6. Step 6: Final answer
    x = 3,316,352.03

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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.