Home / 3,142,070.82-4,708,712.70-1,699,640.28

Finding the Fourth Proportional to 3,142,070.82, 4,708,712.70 and 1,699,640.28

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Solution

The fourth proportional to 3,142,070.82, 4,708,712.70 and 1,699,640.28 is: 2,547,083.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,142,070.82 : 4,708,712.70 = 1,699,640.28 : x
  2. Step 2: Convert to fraction form
    3,142,070.82/4,708,712.70 = 1,699,640.28/x
  3. Step 3: Cross multiply
    3,142,070.82x = 4,708,712.70 × 1,699,640.28
  4. Step 4: Simplify right side
    3,142,070.82x = 8,003,117,771,867.56
  5. Step 5: Solve for x
    x = 8,003,117,771,867.56/3,142,070.82
  6. Step 6: Final answer
    x = 2,547,083.83

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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.