Home / 3,221,678.24-4,832,184.96-1,091,707.20

Finding the Fourth Proportional to 3,221,678.24, 4,832,184.96 and 1,091,707.20

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Solution

The fourth proportional to 3,221,678.24, 4,832,184.96 and 1,091,707.20 is: 1,637,448.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,221,678.24 : 4,832,184.96 = 1,091,707.20 : x
  2. Step 2: Convert to fraction form
    3,221,678.24/4,832,184.96 = 1,091,707.20/x
  3. Step 3: Cross multiply
    3,221,678.24x = 4,832,184.96 × 1,091,707.20
  4. Step 4: Simplify right side
    3,221,678.24x = 5,275,331,112,563.71
  5. Step 5: Solve for x
    x = 5,275,331,112,563.71/3,221,678.24
  6. Step 6: Final answer
    x = 1,637,448.16

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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.