Home / 1,141,553.30-1,575,355.12-688,756.82

Finding the Fourth Proportional to 1,141,553.30, 1,575,355.12 and 688,756.82

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Solution

The fourth proportional to 1,141,553.30, 1,575,355.12 and 688,756.82 is: 950,491.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,553.30 : 1,575,355.12 = 688,756.82 : x
  2. Step 2: Convert to fraction form
    1,141,553.30/1,575,355.12 = 688,756.82/x
  3. Step 3: Cross multiply
    1,141,553.30x = 1,575,355.12 × 688,756.82
  4. Step 4: Simplify right side
    1,141,553.30x = 1,085,036,582,821.92
  5. Step 5: Solve for x
    x = 1,085,036,582,821.92/1,141,553.30
  6. Step 6: Final answer
    x = 950,491.39

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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.