Home / 1,110,171.12-1,665,315.66-352,072.32

Finding the Fourth Proportional to 1,110,171.12, 1,665,315.66 and 352,072.32

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Solution

The fourth proportional to 1,110,171.12, 1,665,315.66 and 352,072.32 is: 528,127.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,171.12 : 1,665,315.66 = 352,072.32 : x
  2. Step 2: Convert to fraction form
    1,110,171.12/1,665,315.66 = 352,072.32/x
  3. Step 3: Cross multiply
    1,110,171.12x = 1,665,315.66 × 352,072.32
  4. Step 4: Simplify right side
    1,110,171.12x = 586,311,547,948.53
  5. Step 5: Solve for x
    x = 586,311,547,948.53/1,110,171.12
  6. Step 6: Final answer
    x = 528,127.18

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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.