Home / 1,021,164.81-1,409,396.40-591,444.81

Finding the Fourth Proportional to 1,021,164.81, 1,409,396.40 and 591,444.81

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Solution

The fourth proportional to 1,021,164.81, 1,409,396.40 and 591,444.81 is: 816,303.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,164.81 : 1,409,396.40 = 591,444.81 : x
  2. Step 2: Convert to fraction form
    1,021,164.81/1,409,396.40 = 591,444.81/x
  3. Step 3: Cross multiply
    1,021,164.81x = 1,409,396.40 × 591,444.81
  4. Step 4: Simplify right side
    1,021,164.81x = 833,580,186,012.68
  5. Step 5: Solve for x
    x = 833,580,186,012.68/1,021,164.81
  6. Step 6: Final answer
    x = 816,303.28

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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.