Home / 1,491,182.46-2,057,890.05-846,662.70

Finding the Fourth Proportional to 1,491,182.46, 2,057,890.05 and 846,662.70

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Solution

The fourth proportional to 1,491,182.46, 2,057,890.05 and 846,662.70 is: 1,168,427.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,182.46 : 2,057,890.05 = 846,662.70 : x
  2. Step 2: Convert to fraction form
    1,491,182.46/2,057,890.05 = 846,662.70/x
  3. Step 3: Cross multiply
    1,491,182.46x = 2,057,890.05 × 846,662.70
  4. Step 4: Simplify right side
    1,491,182.46x = 1,742,338,746,036.14
  5. Step 5: Solve for x
    x = 1,742,338,746,036.14/1,491,182.46
  6. Step 6: Final answer
    x = 1,168,427.60

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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.