Home / 1,707,117.80-2,561,939.12-808,561.10

Finding the Fourth Proportional to 1,707,117.80, 2,561,939.12 and 808,561.10

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Solution

The fourth proportional to 1,707,117.80, 2,561,939.12 and 808,561.10 is: 1,213,439.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,707,117.80 : 2,561,939.12 = 808,561.10 : x
  2. Step 2: Convert to fraction form
    1,707,117.80/2,561,939.12 = 808,561.10/x
  3. Step 3: Cross multiply
    1,707,117.80x = 2,561,939.12 × 808,561.10
  4. Step 4: Simplify right side
    1,707,117.80x = 2,071,484,313,000.23
  5. Step 5: Solve for x
    x = 2,071,484,313,000.23/1,707,117.80
  6. Step 6: Final answer
    x = 1,213,439.58

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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.