Home / 2,778,434.40-4,165,027.20-1,642,069.20

Finding the Fourth Proportional to 2,778,434.40, 4,165,027.20 and 1,642,069.20

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Solution

The fourth proportional to 2,778,434.40, 4,165,027.20 and 1,642,069.20 is: 2,461,552.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,778,434.40 : 4,165,027.20 = 1,642,069.20 : x
  2. Step 2: Convert to fraction form
    2,778,434.40/4,165,027.20 = 1,642,069.20/x
  3. Step 3: Cross multiply
    2,778,434.40x = 4,165,027.20 × 1,642,069.20
  4. Step 4: Simplify right side
    2,778,434.40x = 6,839,262,882,282.24
  5. Step 5: Solve for x
    x = 6,839,262,882,282.24/2,778,434.40
  6. Step 6: Final answer
    x = 2,461,552.77

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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.