Home / 2,518,189.32-3,776,172.66-720,663.51

Finding the Fourth Proportional to 2,518,189.32, 3,776,172.66 and 720,663.51

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Solution

The fourth proportional to 2,518,189.32, 3,776,172.66 and 720,663.51 is: 1,080,677.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,518,189.32 : 3,776,172.66 = 720,663.51 : x
  2. Step 2: Convert to fraction form
    2,518,189.32/3,776,172.66 = 720,663.51/x
  3. Step 3: Cross multiply
    2,518,189.32x = 3,776,172.66 × 720,663.51
  4. Step 4: Simplify right side
    2,518,189.32x = 2,721,349,843,521.64
  5. Step 5: Solve for x
    x = 2,721,349,843,521.64/2,518,189.32
  6. Step 6: Final answer
    x = 1,080,677.22

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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.