Home / 3,139,288.10-4,708,932.16-1,542,875.30

Finding the Fourth Proportional to 3,139,288.10, 4,708,932.16 and 1,542,875.30

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Solution

The fourth proportional to 3,139,288.10, 4,708,932.16 and 1,542,875.30 is: 2,314,312.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,139,288.10 : 4,708,932.16 = 1,542,875.30 : x
  2. Step 2: Convert to fraction form
    3,139,288.10/4,708,932.16 = 1,542,875.30/x
  3. Step 3: Cross multiply
    3,139,288.10x = 4,708,932.16 × 1,542,875.30
  4. Step 4: Simplify right side
    3,139,288.10x = 7,265,295,119,039.65
  5. Step 5: Solve for x
    x = 7,265,295,119,039.65/3,139,288.10
  6. Step 6: Final answer
    x = 2,314,312.95

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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.