Home / 1,010,553.84-1,395,017.88-666,592.56

Finding the Fourth Proportional to 1,010,553.84, 1,395,017.88 and 666,592.56

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Solution

The fourth proportional to 1,010,553.84, 1,395,017.88 and 666,592.56 is: 920,196.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,553.84 : 1,395,017.88 = 666,592.56 : x
  2. Step 2: Convert to fraction form
    1,010,553.84/1,395,017.88 = 666,592.56/x
  3. Step 3: Cross multiply
    1,010,553.84x = 1,395,017.88 × 666,592.56
  4. Step 4: Simplify right side
    1,010,553.84x = 929,908,539,874.97
  5. Step 5: Solve for x
    x = 929,908,539,874.97/1,010,553.84
  6. Step 6: Final answer
    x = 920,196.93

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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.