Home / 1,107,685.10-1,661,527.65-603,800.30

Finding the Fourth Proportional to 1,107,685.10, 1,661,527.65 and 603,800.30

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Solution

The fourth proportional to 1,107,685.10, 1,661,527.65 and 603,800.30 is: 905,700.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,685.10 : 1,661,527.65 = 603,800.30 : x
  2. Step 2: Convert to fraction form
    1,107,685.10/1,661,527.65 = 603,800.30/x
  3. Step 3: Cross multiply
    1,107,685.10x = 1,661,527.65 × 603,800.30
  4. Step 4: Simplify right side
    1,107,685.10x = 1,003,230,893,528.30
  5. Step 5: Solve for x
    x = 1,003,230,893,528.30/1,107,685.10
  6. Step 6: Final answer
    x = 905,700.45

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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.