Home / 2,811,509.40-4,216,390.65-1,014,159.36

Finding the Fourth Proportional to 2,811,509.40, 4,216,390.65 and 1,014,159.36

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Solution

The fourth proportional to 2,811,509.40, 4,216,390.65 and 1,014,159.36 is: 1,520,923.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,811,509.40 : 4,216,390.65 = 1,014,159.36 : x
  2. Step 2: Convert to fraction form
    2,811,509.40/4,216,390.65 = 1,014,159.36/x
  3. Step 3: Cross multiply
    2,811,509.40x = 4,216,390.65 × 1,014,159.36
  4. Step 4: Simplify right side
    2,811,509.40x = 4,276,092,043,113.98
  5. Step 5: Solve for x
    x = 4,276,092,043,113.98/2,811,509.40
  6. Step 6: Final answer
    x = 1,520,923.97

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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.