Home / 839,918.10-1,259,877.15-603,722.10

Finding the Fourth Proportional to 839,918.10, 1,259,877.15 and 603,722.10

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Solution

The fourth proportional to 839,918.10, 1,259,877.15 and 603,722.10 is: 905,583.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,918.10 : 1,259,877.15 = 603,722.10 : x
  2. Step 2: Convert to fraction form
    839,918.10/1,259,877.15 = 603,722.10/x
  3. Step 3: Cross multiply
    839,918.10x = 1,259,877.15 × 603,722.10
  4. Step 4: Simplify right side
    839,918.10x = 760,615,678,740.02
  5. Step 5: Solve for x
    x = 760,615,678,740.02/839,918.10
  6. Step 6: Final answer
    x = 905,583.15

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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.