Home / 1,102,817.40-1,654,226.10-1,004,839.80

Finding the Fourth Proportional to 1,102,817.40, 1,654,226.10 and 1,004,839.80

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Solution

The fourth proportional to 1,102,817.40, 1,654,226.10 and 1,004,839.80 is: 1,507,259.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,817.40 : 1,654,226.10 = 1,004,839.80 : x
  2. Step 2: Convert to fraction form
    1,102,817.40/1,654,226.10 = 1,004,839.80/x
  3. Step 3: Cross multiply
    1,102,817.40x = 1,654,226.10 × 1,004,839.80
  4. Step 4: Simplify right side
    1,102,817.40x = 1,662,232,223,478.78
  5. Step 5: Solve for x
    x = 1,662,232,223,478.78/1,102,817.40
  6. Step 6: Final answer
    x = 1,507,259.70

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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.