Home / 3,137,015.80-4,709,022.90-2,931,437.80

Finding the Fourth Proportional to 3,137,015.80, 4,709,022.90 and 2,931,437.80

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Solution

The fourth proportional to 3,137,015.80, 4,709,022.90 and 2,931,437.80 is: 4,400,426.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,137,015.80 : 4,709,022.90 = 2,931,437.80 : x
  2. Step 2: Convert to fraction form
    3,137,015.80/4,709,022.90 = 2,931,437.80/x
  3. Step 3: Cross multiply
    3,137,015.80x = 4,709,022.90 × 2,931,437.80
  4. Step 4: Simplify right side
    3,137,015.80x = 13,804,207,730,125.62
  5. Step 5: Solve for x
    x = 13,804,207,730,125.62/3,137,015.80
  6. Step 6: Final answer
    x = 4,400,426.59

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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.