Home / 1,491,158.84-2,057,857.45-846,639

Finding the Fourth Proportional to 1,491,158.84, 2,057,857.45 and 846,639

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Solution

The fourth proportional to 1,491,158.84, 2,057,857.45 and 846,639 is: 1,168,394.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,158.84 : 2,057,857.45 = 846,639 : x
  2. Step 2: Convert to fraction form
    1,491,158.84/2,057,857.45 = 846,639/x
  3. Step 3: Cross multiply
    1,491,158.84x = 2,057,857.45 × 846,639
  4. Step 4: Simplify right side
    1,491,158.84x = 1,742,262,371,493.95
  5. Step 5: Solve for x
    x = 1,742,262,371,493.95/1,491,158.84
  6. Step 6: Final answer
    x = 1,168,394.90

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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.