Home / 1,107,783.97-1,661,011.65-507,993.75

Finding the Fourth Proportional to 1,107,783.97, 1,661,011.65 and 507,993.75

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Solution

The fourth proportional to 1,107,783.97, 1,661,011.65 and 507,993.75 is: 761,686.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,783.97 : 1,661,011.65 = 507,993.75 : x
  2. Step 2: Convert to fraction form
    1,107,783.97/1,661,011.65 = 507,993.75/x
  3. Step 3: Cross multiply
    1,107,783.97x = 1,661,011.65 × 507,993.75
  4. Step 4: Simplify right side
    1,107,783.97x = 843,783,536,877.19
  5. Step 5: Solve for x
    x = 843,783,536,877.19/1,107,783.97
  6. Step 6: Final answer
    x = 761,686.00

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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.