Home / 1,140,783.33-1,712,857.14-636,329.91

Finding the Fourth Proportional to 1,140,783.33, 1,712,857.14 and 636,329.91

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Solution

The fourth proportional to 1,140,783.33, 1,712,857.14 and 636,329.91 is: 955,433.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,783.33 : 1,712,857.14 = 636,329.91 : x
  2. Step 2: Convert to fraction form
    1,140,783.33/1,712,857.14 = 636,329.91/x
  3. Step 3: Cross multiply
    1,140,783.33x = 1,712,857.14 × 636,329.91
  4. Step 4: Simplify right side
    1,140,783.33x = 1,089,942,226,527.45
  5. Step 5: Solve for x
    x = 1,089,942,226,527.45/1,140,783.33
  6. Step 6: Final answer
    x = 955,433.17

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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.