Home / 3,151,513.58-4,728,746.72-1,553,204.77

Finding the Fourth Proportional to 3,151,513.58, 4,728,746.72 and 1,553,204.77

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Solution

The fourth proportional to 3,151,513.58, 4,728,746.72 and 1,553,204.77 is: 2,330,534.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,151,513.58 : 4,728,746.72 = 1,553,204.77 : x
  2. Step 2: Convert to fraction form
    3,151,513.58/4,728,746.72 = 1,553,204.77/x
  3. Step 3: Cross multiply
    3,151,513.58x = 4,728,746.72 × 1,553,204.77
  4. Step 4: Simplify right side
    3,151,513.58x = 7,344,711,953,687
  5. Step 5: Solve for x
    x = 7,344,711,953,687/3,151,513.58
  6. Step 6: Final answer
    x = 2,330,534.77

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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.