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Finding the Fourth Proportional to 3,669,325.40, 5,502,019.80 and 1,537,000.40

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Solution

The fourth proportional to 3,669,325.40, 5,502,019.80 and 1,537,000.40 is: 2,304,676.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669,325.40 : 5,502,019.80 = 1,537,000.40 : x
  2. Step 2: Convert to fraction form
    3,669,325.40/5,502,019.80 = 1,537,000.40/x
  3. Step 3: Cross multiply
    3,669,325.40x = 5,502,019.80 × 1,537,000.40
  4. Step 4: Simplify right side
    3,669,325.40x = 8,456,606,633,407.92
  5. Step 5: Solve for x
    x = 8,456,606,633,407.92/3,669,325.40
  6. Step 6: Final answer
    x = 2,304,676.12

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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.