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Finding the Fourth Proportional to 5,762,423.82, 7,953,801.30 and 3,803,731.56

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Solution

The fourth proportional to 5,762,423.82, 7,953,801.30 and 3,803,731.56 is: 5,250,242.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,762,423.82 : 7,953,801.30 = 3,803,731.56 : x
  2. Step 2: Convert to fraction form
    5,762,423.82/7,953,801.30 = 3,803,731.56/x
  3. Step 3: Cross multiply
    5,762,423.82x = 7,953,801.30 × 3,803,731.56
  4. Step 4: Simplify right side
    5,762,423.82x = 30,254,125,026,779.03
  5. Step 5: Solve for x
    x = 30,254,125,026,779.03/5,762,423.82
  6. Step 6: Final answer
    x = 5,250,242.95

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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.