Home / 1,217,699.56-1,826,511.66-578,463.38

Finding the Fourth Proportional to 1,217,699.56, 1,826,511.66 and 578,463.38

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Solution

The fourth proportional to 1,217,699.56, 1,826,511.66 and 578,463.38 is: 867,677.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,699.56 : 1,826,511.66 = 578,463.38 : x
  2. Step 2: Convert to fraction form
    1,217,699.56/1,826,511.66 = 578,463.38/x
  3. Step 3: Cross multiply
    1,217,699.56x = 1,826,511.66 × 578,463.38
  4. Step 4: Simplify right side
    1,217,699.56x = 1,056,570,109,894.57
  5. Step 5: Solve for x
    x = 1,056,570,109,894.57/1,217,699.56
  6. Step 6: Final answer
    x = 867,677.17

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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.