Home / 3,113,148.30-4,667,130.45-1,317,410.70

Finding the Fourth Proportional to 3,113,148.30, 4,667,130.45 and 1,317,410.70

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Solution

The fourth proportional to 3,113,148.30, 4,667,130.45 and 1,317,410.70 is: 1,975,019.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,113,148.30 : 4,667,130.45 = 1,317,410.70 : x
  2. Step 2: Convert to fraction form
    3,113,148.30/4,667,130.45 = 1,317,410.70/x
  3. Step 3: Cross multiply
    3,113,148.30x = 4,667,130.45 × 1,317,410.70
  4. Step 4: Simplify right side
    3,113,148.30x = 6,148,527,593,125.82
  5. Step 5: Solve for x
    x = 6,148,527,593,125.82/3,113,148.30
  6. Step 6: Final answer
    x = 1,975,019.18

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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.