Home / 1,827,495.84-2,521,824.12-1,011,642.78

Finding the Fourth Proportional to 1,827,495.84, 2,521,824.12 and 1,011,642.78

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Solution

The fourth proportional to 1,827,495.84, 2,521,824.12 and 1,011,642.78 is: 1,396,000.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,827,495.84 : 2,521,824.12 = 1,011,642.78 : x
  2. Step 2: Convert to fraction form
    1,827,495.84/2,521,824.12 = 1,011,642.78/x
  3. Step 3: Cross multiply
    1,827,495.84x = 2,521,824.12 × 1,011,642.78
  4. Step 4: Simplify right side
    1,827,495.84x = 2,551,185,163,427.85
  5. Step 5: Solve for x
    x = 2,551,185,163,427.85/1,827,495.84
  6. Step 6: Final answer
    x = 1,396,000.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.