Home / 1,486,780.20-2,240,165.07-1,344,783.69

Finding the Fourth Proportional to 1,486,780.20, 2,240,165.07 and 1,344,783.69

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Solution

The fourth proportional to 1,486,780.20, 2,240,165.07 and 1,344,783.69 is: 2,026,215.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,486,780.20 : 2,240,165.07 = 1,344,783.69 : x
  2. Step 2: Convert to fraction form
    1,486,780.20/2,240,165.07 = 1,344,783.69/x
  3. Step 3: Cross multiply
    1,486,780.20x = 2,240,165.07 × 1,344,783.69
  4. Step 4: Simplify right side
    1,486,780.20x = 3,012,537,449,043.71
  5. Step 5: Solve for x
    x = 3,012,537,449,043.71/1,486,780.20
  6. Step 6: Final answer
    x = 2,026,215.74

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.