Home / 1,099,313.70-1,648,970.55-922,166.70

Finding the Fourth Proportional to 1,099,313.70, 1,648,970.55 and 922,166.70

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Solution

The fourth proportional to 1,099,313.70, 1,648,970.55 and 922,166.70 is: 1,383,250.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,313.70 : 1,648,970.55 = 922,166.70 : x
  2. Step 2: Convert to fraction form
    1,099,313.70/1,648,970.55 = 922,166.70/x
  3. Step 3: Cross multiply
    1,099,313.70x = 1,648,970.55 × 922,166.70
  4. Step 4: Simplify right side
    1,099,313.70x = 1,520,625,730,490.69
  5. Step 5: Solve for x
    x = 1,520,625,730,490.69/1,099,313.70
  6. Step 6: Final answer
    x = 1,383,250.05

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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.