Home / 1,021,666.68-1,530,137.88-986,237.28

Finding the Fourth Proportional to 1,021,666.68, 1,530,137.88 and 986,237.28

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Solution

The fourth proportional to 1,021,666.68, 1,530,137.88 and 986,237.28 is: 1,477,075.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,666.68 : 1,530,137.88 = 986,237.28 : x
  2. Step 2: Convert to fraction form
    1,021,666.68/1,530,137.88 = 986,237.28/x
  3. Step 3: Cross multiply
    1,021,666.68x = 1,530,137.88 × 986,237.28
  4. Step 4: Simplify right side
    1,021,666.68x = 1,509,079,020,796.17
  5. Step 5: Solve for x
    x = 1,509,079,020,796.17/1,021,666.68
  6. Step 6: Final answer
    x = 1,477,075.69

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