Home / 2,972,465.35-4,102,255.16-1,683,535.03

Finding the Fourth Proportional to 2,972,465.35, 4,102,255.16 and 1,683,535.03

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Solution

The fourth proportional to 2,972,465.35, 4,102,255.16 and 1,683,535.03 is: 2,323,421.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,972,465.35 : 4,102,255.16 = 1,683,535.03 : x
  2. Step 2: Convert to fraction form
    2,972,465.35/4,102,255.16 = 1,683,535.03/x
  3. Step 3: Cross multiply
    2,972,465.35x = 4,102,255.16 × 1,683,535.03
  4. Step 4: Simplify right side
    2,972,465.35x = 6,906,290,251,498.20
  5. Step 5: Solve for x
    x = 6,906,290,251,498.20/2,972,465.35
  6. Step 6: Final answer
    x = 2,323,421.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.