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Finding the Fourth Proportional to 4,664,807.82, 6,437,957.64 and 2,600,011.91

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Solution

The fourth proportional to 4,664,807.82, 6,437,957.64 and 2,600,011.91 is: 3,588,307.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,664,807.82 : 6,437,957.64 = 2,600,011.91 : x
  2. Step 2: Convert to fraction form
    4,664,807.82/6,437,957.64 = 2,600,011.91/x
  3. Step 3: Cross multiply
    4,664,807.82x = 6,437,957.64 × 2,600,011.91
  4. Step 4: Simplify right side
    4,664,807.82x = 16,738,766,507,885.70
  5. Step 5: Solve for x
    x = 16,738,766,507,885.70/4,664,807.82
  6. Step 6: Final answer
    x = 3,588,307.85

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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.