Home / 1,178,356.01-1,767,636.54-325,428.84

Finding the Fourth Proportional to 1,178,356.01, 1,767,636.54 and 325,428.84

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Solution

The fourth proportional to 1,178,356.01, 1,767,636.54 and 325,428.84 is: 488,171.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,356.01 : 1,767,636.54 = 325,428.84 : x
  2. Step 2: Convert to fraction form
    1,178,356.01/1,767,636.54 = 325,428.84/x
  3. Step 3: Cross multiply
    1,178,356.01x = 1,767,636.54 × 325,428.84
  4. Step 4: Simplify right side
    1,178,356.01x = 575,239,908,753.81
  5. Step 5: Solve for x
    x = 575,239,908,753.81/1,178,356.01
  6. Step 6: Final answer
    x = 488,171.58

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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.