Home / 1,314,471.40-1,972,484.70-958,589.80

Finding the Fourth Proportional to 1,314,471.40, 1,972,484.70 and 958,589.80

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Solution

The fourth proportional to 1,314,471.40, 1,972,484.70 and 958,589.80 is: 1,438,451.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,471.40 : 1,972,484.70 = 958,589.80 : x
  2. Step 2: Convert to fraction form
    1,314,471.40/1,972,484.70 = 958,589.80/x
  3. Step 3: Cross multiply
    1,314,471.40x = 1,972,484.70 × 958,589.80
  4. Step 4: Simplify right side
    1,314,471.40x = 1,890,803,714,076.06
  5. Step 5: Solve for x
    x = 1,890,803,714,076.06/1,314,471.40
  6. Step 6: Final answer
    x = 1,438,451.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.