Home / 2,985,300.60-4,119,716.02-1,696,142.68

Finding the Fourth Proportional to 2,985,300.60, 4,119,716.02 and 1,696,142.68

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Solution

The fourth proportional to 2,985,300.60, 4,119,716.02 and 1,696,142.68 is: 2,340,677.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,985,300.60 : 4,119,716.02 = 1,696,142.68 : x
  2. Step 2: Convert to fraction form
    2,985,300.60/4,119,716.02 = 1,696,142.68/x
  3. Step 3: Cross multiply
    2,985,300.60x = 4,119,716.02 × 1,696,142.68
  4. Step 4: Simplify right side
    2,985,300.60x = 6,987,626,171,001.73
  5. Step 5: Solve for x
    x = 6,987,626,171,001.73/2,985,300.60
  6. Step 6: Final answer
    x = 2,340,677.58

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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.