Home / 919,192.20-1,377,312.08-866,048.10

Finding the Fourth Proportional to 919,192.20, 1,377,312.08 and 866,048.10

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Solution

The fourth proportional to 919,192.20, 1,377,312.08 and 866,048.10 is: 1,297,681.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,192.20 : 1,377,312.08 = 866,048.10 : x
  2. Step 2: Convert to fraction form
    919,192.20/1,377,312.08 = 866,048.10/x
  3. Step 3: Cross multiply
    919,192.20x = 1,377,312.08 × 866,048.10
  4. Step 4: Simplify right side
    919,192.20x = 1,192,818,505,660.81
  5. Step 5: Solve for x
    x = 1,192,818,505,660.81/919,192.20
  6. Step 6: Final answer
    x = 1,297,681.27

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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.