Home / 2,972,984.05-4,458,516.45-842,496.13

Finding the Fourth Proportional to 2,972,984.05, 4,458,516.45 and 842,496.13

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Solution

The fourth proportional to 2,972,984.05, 4,458,516.45 and 842,496.13 is: 1,263,472.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,972,984.05 : 4,458,516.45 = 842,496.13 : x
  2. Step 2: Convert to fraction form
    2,972,984.05/4,458,516.45 = 842,496.13/x
  3. Step 3: Cross multiply
    2,972,984.05x = 4,458,516.45 × 842,496.13
  4. Step 4: Simplify right side
    2,972,984.05x = 3,756,282,854,666.34
  5. Step 5: Solve for x
    x = 3,756,282,854,666.34/2,972,984.05
  6. Step 6: Final answer
    x = 1,263,472.25

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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.