Home / 1,149,719.81-1,586,614.91-626,427.81

Finding the Fourth Proportional to 1,149,719.81, 1,586,614.91 and 626,427.81

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Solution

The fourth proportional to 1,149,719.81, 1,586,614.91 and 626,427.81 is: 864,471.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,719.81 : 1,586,614.91 = 626,427.81 : x
  2. Step 2: Convert to fraction form
    1,149,719.81/1,586,614.91 = 626,427.81/x
  3. Step 3: Cross multiply
    1,149,719.81x = 1,586,614.91 × 626,427.81
  4. Step 4: Simplify right side
    1,149,719.81x = 993,899,700,252.51
  5. Step 5: Solve for x
    x = 993,899,700,252.51/1,149,719.81
  6. Step 6: Final answer
    x = 864,471.24

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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.