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Finding the Fourth Proportional to 1,295,766.04, 1,944,210.44 and 696,027.48

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Solution

The fourth proportional to 1,295,766.04, 1,944,210.44 and 696,027.48 is: 1,044,342.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,766.04 : 1,944,210.44 = 696,027.48 : x
  2. Step 2: Convert to fraction form
    1,295,766.04/1,944,210.44 = 696,027.48/x
  3. Step 3: Cross multiply
    1,295,766.04x = 1,944,210.44 × 696,027.48
  4. Step 4: Simplify right side
    1,295,766.04x = 1,353,223,893,142.89
  5. Step 5: Solve for x
    x = 1,353,223,893,142.89/1,295,766.04
  6. Step 6: Final answer
    x = 1,044,342.77

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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.