Home / 4,313,897.40-6,468,513.30-1,789,807.80

Finding the Fourth Proportional to 4,313,897.40, 6,468,513.30 and 1,789,807.80

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Solution

The fourth proportional to 4,313,897.40, 6,468,513.30 and 1,789,807.80 is: 2,683,743.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,313,897.40 : 6,468,513.30 = 1,789,807.80 : x
  2. Step 2: Convert to fraction form
    4,313,897.40/6,468,513.30 = 1,789,807.80/x
  3. Step 3: Cross multiply
    4,313,897.40x = 6,468,513.30 × 1,789,807.80
  4. Step 4: Simplify right side
    4,313,897.40x = 11,577,395,558,743.74
  5. Step 5: Solve for x
    x = 11,577,395,558,743.74/4,313,897.40
  6. Step 6: Final answer
    x = 2,683,743.84

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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.