Home / 1,942,246.60-2,913,369.90-743,551.90

Finding the Fourth Proportional to 1,942,246.60, 2,913,369.90 and 743,551.90

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Solution

The fourth proportional to 1,942,246.60, 2,913,369.90 and 743,551.90 is: 1,115,327.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,942,246.60 : 2,913,369.90 = 743,551.90 : x
  2. Step 2: Convert to fraction form
    1,942,246.60/2,913,369.90 = 743,551.90/x
  3. Step 3: Cross multiply
    1,942,246.60x = 2,913,369.90 × 743,551.90
  4. Step 4: Simplify right side
    1,942,246.60x = 2,166,241,724,547.81
  5. Step 5: Solve for x
    x = 2,166,241,724,547.81/1,942,246.60
  6. Step 6: Final answer
    x = 1,115,327.85

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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.