Home / 1,776,639.43-2,665,146.00-578,655.20

Finding the Fourth Proportional to 1,776,639.43, 2,665,146.00 and 578,655.20

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Solution

The fourth proportional to 1,776,639.43, 2,665,146.00 and 578,655.20 is: 868,043.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,639.43 : 2,665,146.00 = 578,655.20 : x
  2. Step 2: Convert to fraction form
    1,776,639.43/2,665,146.00 = 578,655.20/x
  3. Step 3: Cross multiply
    1,776,639.43x = 2,665,146.00 × 578,655.20
  4. Step 4: Simplify right side
    1,776,639.43x = 1,542,200,575,440.19
  5. Step 5: Solve for x
    x = 1,542,200,575,440.19/1,776,639.43
  6. Step 6: Final answer
    x = 868,043.65

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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.