Home / 4,862,379.48-6,710,487.72-2,687,347.20

Finding the Fourth Proportional to 4,862,379.48, 6,710,487.72 and 2,687,347.20

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Solution

The fourth proportional to 4,862,379.48, 6,710,487.72 and 2,687,347.20 is: 3,708,762.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,862,379.48 : 6,710,487.72 = 2,687,347.20 : x
  2. Step 2: Convert to fraction form
    4,862,379.48/6,710,487.72 = 2,687,347.20/x
  3. Step 3: Cross multiply
    4,862,379.48x = 6,710,487.72 × 2,687,347.20
  4. Step 4: Simplify right side
    4,862,379.48x = 18,033,410,384,976.38
  5. Step 5: Solve for x
    x = 18,033,410,384,976.38/4,862,379.48
  6. Step 6: Final answer
    x = 3,708,762.44

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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.