Home / 1,314,652.13-1,814,220.07-711,040.13

Finding the Fourth Proportional to 1,314,652.13, 1,814,220.07 and 711,040.13

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Solution

The fourth proportional to 1,314,652.13, 1,814,220.07 and 711,040.13 is: 981,235.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,652.13 : 1,814,220.07 = 711,040.13 : x
  2. Step 2: Convert to fraction form
    1,314,652.13/1,814,220.07 = 711,040.13/x
  3. Step 3: Cross multiply
    1,314,652.13x = 1,814,220.07 × 711,040.13
  4. Step 4: Simplify right side
    1,314,652.13x = 1,289,983,263,572.71
  5. Step 5: Solve for x
    x = 1,289,983,263,572.71/1,314,652.13
  6. Step 6: Final answer
    x = 981,235.45

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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.