Home / 3,218,015.70-4,827,023.55-974,153.70

Finding the Fourth Proportional to 3,218,015.70, 4,827,023.55 and 974,153.70

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Solution

The fourth proportional to 3,218,015.70, 4,827,023.55 and 974,153.70 is: 1,461,230.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,218,015.70 : 4,827,023.55 = 974,153.70 : x
  2. Step 2: Convert to fraction form
    3,218,015.70/4,827,023.55 = 974,153.70/x
  3. Step 3: Cross multiply
    3,218,015.70x = 4,827,023.55 × 974,153.70
  4. Step 4: Simplify right side
    3,218,015.70x = 4,702,262,851,219.64
  5. Step 5: Solve for x
    x = 4,702,262,851,219.64/3,218,015.70
  6. Step 6: Final answer
    x = 1,461,230.55

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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.