Home / 3,828,005.20-5,742,007.80-3,473,711.20

Finding the Fourth Proportional to 3,828,005.20, 5,742,007.80 and 3,473,711.20

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Solution

The fourth proportional to 3,828,005.20, 5,742,007.80 and 3,473,711.20 is: 5,210,566.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,828,005.20 : 5,742,007.80 = 3,473,711.20 : x
  2. Step 2: Convert to fraction form
    3,828,005.20/5,742,007.80 = 3,473,711.20/x
  3. Step 3: Cross multiply
    3,828,005.20x = 5,742,007.80 × 3,473,711.20
  4. Step 4: Simplify right side
    3,828,005.20x = 19,946,076,805,347.36
  5. Step 5: Solve for x
    x = 19,946,076,805,347.36/3,828,005.20
  6. Step 6: Final answer
    x = 5,210,566.80

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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.