Home / 3,417,760-5,127,763.20-1,397,703.16

Finding the Fourth Proportional to 3,417,760, 5,127,763.20 and 1,397,703.16

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Solution

The fourth proportional to 3,417,760, 5,127,763.20 and 1,397,703.16 is: 2,097,014.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,417,760 : 5,127,763.20 = 1,397,703.16 : x
  2. Step 2: Convert to fraction form
    3,417,760/5,127,763.20 = 1,397,703.16/x
  3. Step 3: Cross multiply
    3,417,760x = 5,127,763.20 × 1,397,703.16
  4. Step 4: Simplify right side
    3,417,760x = 7,167,090,828,371.71
  5. Step 5: Solve for x
    x = 7,167,090,828,371.71/3,417,760
  6. Step 6: Final answer
    x = 2,097,014.08

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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.