Home / 1,011,381.85-1,395,749.28-581,662.27

Finding the Fourth Proportional to 1,011,381.85, 1,395,749.28 and 581,662.27

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Solution

The fourth proportional to 1,011,381.85, 1,395,749.28 and 581,662.27 is: 802,718.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,381.85 : 1,395,749.28 = 581,662.27 : x
  2. Step 2: Convert to fraction form
    1,011,381.85/1,395,749.28 = 581,662.27/x
  3. Step 3: Cross multiply
    1,011,381.85x = 1,395,749.28 × 581,662.27
  4. Step 4: Simplify right side
    1,011,381.85x = 811,854,694,555.67
  5. Step 5: Solve for x
    x = 811,854,694,555.67/1,011,381.85
  6. Step 6: Final answer
    x = 802,718.28

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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.