Home / 3,174,964.40-4,767,112.20-1,915,252.40

Finding the Fourth Proportional to 3,174,964.40, 4,767,112.20 and 1,915,252.40

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Solution

The fourth proportional to 3,174,964.40, 4,767,112.20 and 1,915,252.40 is: 2,875,693.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,174,964.40 : 4,767,112.20 = 1,915,252.40 : x
  2. Step 2: Convert to fraction form
    3,174,964.40/4,767,112.20 = 1,915,252.40/x
  3. Step 3: Cross multiply
    3,174,964.40x = 4,767,112.20 × 1,915,252.40
  4. Step 4: Simplify right side
    3,174,964.40x = 9,130,223,082,119.28
  5. Step 5: Solve for x
    x = 9,130,223,082,119.28/3,174,964.40
  6. Step 6: Final answer
    x = 2,875,693.06

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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.