Home / 3,828,064.60-5,739,332.10-2,145,683.80

Finding the Fourth Proportional to 3,828,064.60, 5,739,332.10 and 2,145,683.80

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Solution

The fourth proportional to 3,828,064.60, 5,739,332.10 and 2,145,683.80 is: 3,216,975.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,828,064.60 : 5,739,332.10 = 2,145,683.80 : x
  2. Step 2: Convert to fraction form
    3,828,064.60/5,739,332.10 = 2,145,683.80/x
  3. Step 3: Cross multiply
    3,828,064.60x = 5,739,332.10 × 2,145,683.80
  4. Step 4: Simplify right side
    3,828,064.60x = 12,314,791,909,789.98
  5. Step 5: Solve for x
    x = 12,314,791,909,789.98/3,828,064.60
  6. Step 6: Final answer
    x = 3,216,975.99

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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.