Home / 1,119,505.53-1,544,918.04-636,071.31

Finding the Fourth Proportional to 1,119,505.53, 1,544,918.04 and 636,071.31

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Solution

The fourth proportional to 1,119,505.53, 1,544,918.04 and 636,071.31 is: 877,778.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,505.53 : 1,544,918.04 = 636,071.31 : x
  2. Step 2: Convert to fraction form
    1,119,505.53/1,544,918.04 = 636,071.31/x
  3. Step 3: Cross multiply
    1,119,505.53x = 1,544,918.04 × 636,071.31
  4. Step 4: Simplify right side
    1,119,505.53x = 982,678,041,545.43
  5. Step 5: Solve for x
    x = 982,678,041,545.43/1,119,505.53
  6. Step 6: Final answer
    x = 877,778.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.