Home / 2,130,983.42-3,196,502.81-711,039.48

Finding the Fourth Proportional to 2,130,983.42, 3,196,502.81 and 711,039.48

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Solution

The fourth proportional to 2,130,983.42, 3,196,502.81 and 711,039.48 is: 1,066,568.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,130,983.42 : 3,196,502.81 = 711,039.48 : x
  2. Step 2: Convert to fraction form
    2,130,983.42/3,196,502.81 = 711,039.48/x
  3. Step 3: Cross multiply
    2,130,983.42x = 3,196,502.81 × 711,039.48
  4. Step 4: Simplify right side
    2,130,983.42x = 2,272,839,692,285.74
  5. Step 5: Solve for x
    x = 2,272,839,692,285.74/2,130,983.42
  6. Step 6: Final answer
    x = 1,066,568.46

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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.