Home / 1,776,896.81-2,665,343.16-578,817.20

Finding the Fourth Proportional to 1,776,896.81, 2,665,343.16 and 578,817.20

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Solution

The fourth proportional to 1,776,896.81, 2,665,343.16 and 578,817.20 is: 868,225.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,896.81 : 2,665,343.16 = 578,817.20 : x
  2. Step 2: Convert to fraction form
    1,776,896.81/2,665,343.16 = 578,817.20/x
  3. Step 3: Cross multiply
    1,776,896.81x = 2,665,343.16 × 578,817.20
  4. Step 4: Simplify right side
    1,776,896.81x = 1,542,746,471,573.71
  5. Step 5: Solve for x
    x = 1,542,746,471,573.71/1,776,896.81
  6. Step 6: Final answer
    x = 868,225.13

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Why These Related Problems?

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