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Finding the Fourth Proportional to 4,902,575.72, 7,353,865.74 and 1,537,045.16

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Solution

The fourth proportional to 4,902,575.72, 7,353,865.74 and 1,537,045.16 is: 2,305,568.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,902,575.72 : 7,353,865.74 = 1,537,045.16 : x
  2. Step 2: Convert to fraction form
    4,902,575.72/7,353,865.74 = 1,537,045.16/x
  3. Step 3: Cross multiply
    4,902,575.72x = 7,353,865.74 × 1,537,045.16
  4. Step 4: Simplify right side
    4,902,575.72x = 11,303,223,742,956.82
  5. Step 5: Solve for x
    x = 11,303,223,742,956.82/4,902,575.72
  6. Step 6: Final answer
    x = 2,305,568.42

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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.