Home / 3,175,230-4,381,854.72-1,724,948.30

Finding the Fourth Proportional to 3,175,230, 4,381,854.72 and 1,724,948.30

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Solution

The fourth proportional to 3,175,230, 4,381,854.72 and 1,724,948.30 is: 2,380,448.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,175,230 : 4,381,854.72 = 1,724,948.30 : x
  2. Step 2: Convert to fraction form
    3,175,230/4,381,854.72 = 1,724,948.30/x
  3. Step 3: Cross multiply
    3,175,230x = 4,381,854.72 × 1,724,948.30
  4. Step 4: Simplify right side
    3,175,230x = 7,558,472,828,201.70
  5. Step 5: Solve for x
    x = 7,558,472,828,201.70/3,175,230
  6. Step 6: Final answer
    x = 2,380,448.92

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