Home / 1,087,205.04-1,500,363.30-603,815.49

Finding the Fourth Proportional to 1,087,205.04, 1,500,363.30 and 603,815.49

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Solution

The fourth proportional to 1,087,205.04, 1,500,363.30 and 603,815.49 is: 833,276.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,205.04 : 1,500,363.30 = 603,815.49 : x
  2. Step 2: Convert to fraction form
    1,087,205.04/1,500,363.30 = 603,815.49/x
  3. Step 3: Cross multiply
    1,087,205.04x = 1,500,363.30 × 603,815.49
  4. Step 4: Simplify right side
    1,087,205.04x = 905,942,601,167.52
  5. Step 5: Solve for x
    x = 905,942,601,167.52/1,087,205.04
  6. Step 6: Final answer
    x = 833,276.68

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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.