Home / 1,502,544.66-2,073,506.81-814,219.21

Finding the Fourth Proportional to 1,502,544.66, 2,073,506.81 and 814,219.21

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Solution

The fourth proportional to 1,502,544.66, 2,073,506.81 and 814,219.21 is: 1,123,619.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502,544.66 : 2,073,506.81 = 814,219.21 : x
  2. Step 2: Convert to fraction form
    1,502,544.66/2,073,506.81 = 814,219.21/x
  3. Step 3: Cross multiply
    1,502,544.66x = 2,073,506.81 × 814,219.21
  4. Step 4: Simplify right side
    1,502,544.66x = 1,688,289,076,767.82
  5. Step 5: Solve for x
    x = 1,688,289,076,767.82/1,502,544.66
  6. Step 6: Final answer
    x = 1,123,619.90

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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.