Home / 1,688,164.49-2,328,795.20-1,144,114.22

Finding the Fourth Proportional to 1,688,164.49, 2,328,795.20 and 1,144,114.22

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Solution

The fourth proportional to 1,688,164.49, 2,328,795.20 and 1,144,114.22 is: 1,578,286.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,688,164.49 : 2,328,795.20 = 1,144,114.22 : x
  2. Step 2: Convert to fraction form
    1,688,164.49/2,328,795.20 = 1,144,114.22/x
  3. Step 3: Cross multiply
    1,688,164.49x = 2,328,795.20 × 1,144,114.22
  4. Step 4: Simplify right side
    1,688,164.49x = 2,664,407,686,423.20
  5. Step 5: Solve for x
    x = 2,664,407,686,423.20/1,688,164.49
  6. Step 6: Final answer
    x = 1,578,286.78

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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.