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Finding the Fourth Proportional to 3,402,187.30, 5,103,281.03 and 3,402,187.30

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Solution

The fourth proportional to 3,402,187.30, 5,103,281.03 and 3,402,187.30 is: 5,103,281.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,402,187.30 : 5,103,281.03 = 3,402,187.30 : x
  2. Step 2: Convert to fraction form
    3,402,187.30/5,103,281.03 = 3,402,187.30/x
  3. Step 3: Cross multiply
    3,402,187.30x = 5,103,281.03 × 3,402,187.30
  4. Step 4: Simplify right side
    3,402,187.30x = 17,362,317,908,596.92
  5. Step 5: Solve for x
    x = 17,362,317,908,596.92/3,402,187.30
  6. Step 6: Final answer
    x = 5,103,281.03

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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.