Home / 2,811,788-4,216,809.68-1,014,437.82

Finding the Fourth Proportional to 2,811,788, 4,216,809.68 and 1,014,437.82

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Solution

The fourth proportional to 2,811,788, 4,216,809.68 and 1,014,437.82 is: 1,521,342.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,811,788 : 4,216,809.68 = 1,014,437.82 : x
  2. Step 2: Convert to fraction form
    2,811,788/4,216,809.68 = 1,014,437.82/x
  3. Step 3: Cross multiply
    2,811,788x = 4,216,809.68 × 1,014,437.82
  4. Step 4: Simplify right side
    2,811,788x = 4,277,691,219,134.10
  5. Step 5: Solve for x
    x = 4,277,691,219,134.10/2,811,788
  6. Step 6: Final answer
    x = 1,521,342.01

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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.