Home / 1,666,409.09-2,299,639.61-902,462.45

Finding the Fourth Proportional to 1,666,409.09, 2,299,639.61 and 902,462.45

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Solution

The fourth proportional to 1,666,409.09, 2,299,639.61 and 902,462.45 is: 1,245,395.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666,409.09 : 2,299,639.61 = 902,462.45 : x
  2. Step 2: Convert to fraction form
    1,666,409.09/2,299,639.61 = 902,462.45/x
  3. Step 3: Cross multiply
    1,666,409.09x = 2,299,639.61 × 902,462.45
  4. Step 4: Simplify right side
    1,666,409.09x = 2,075,338,387,315.60
  5. Step 5: Solve for x
    x = 2,075,338,387,315.60/1,666,409.09
  6. Step 6: Final answer
    x = 1,245,395.51

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.