Home / 1,315,096.16-1,814,814.78-734,328.26

Finding the Fourth Proportional to 1,315,096.16, 1,814,814.78 and 734,328.26

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Solution

The fourth proportional to 1,315,096.16, 1,814,814.78 and 734,328.26 is: 1,013,362.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,315,096.16 : 1,814,814.78 = 734,328.26 : x
  2. Step 2: Convert to fraction form
    1,315,096.16/1,814,814.78 = 734,328.26/x
  3. Step 3: Cross multiply
    1,315,096.16x = 1,814,814.78 × 734,328.26
  4. Step 4: Simplify right side
    1,315,096.16x = 1,332,669,779,619.68
  5. Step 5: Solve for x
    x = 1,332,669,779,619.68/1,315,096.16
  6. Step 6: Final answer
    x = 1,013,362.99

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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.