Home / 1,776,581.81-2,664,275.96-578,222.28

Finding the Fourth Proportional to 1,776,581.81, 2,664,275.96 and 578,222.28

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Solution

The fourth proportional to 1,776,581.81, 2,664,275.96 and 578,222.28 is: 867,139.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,581.81 : 2,664,275.96 = 578,222.28 : x
  2. Step 2: Convert to fraction form
    1,776,581.81/2,664,275.96 = 578,222.28/x
  3. Step 3: Cross multiply
    1,776,581.81x = 2,664,275.96 × 578,222.28
  4. Step 4: Simplify right side
    1,776,581.81x = 1,540,543,721,585.94
  5. Step 5: Solve for x
    x = 1,540,543,721,585.94/1,776,581.81
  6. Step 6: Final answer
    x = 867,139.20

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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.