Home / 1,818,082.80-2,721,875.40-1,109,494.80

Finding the Fourth Proportional to 1,818,082.80, 2,721,875.40 and 1,109,494.80

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Solution

The fourth proportional to 1,818,082.80, 2,721,875.40 and 1,109,494.80 is: 1,661,039.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818,082.80 : 2,721,875.40 = 1,109,494.80 : x
  2. Step 2: Convert to fraction form
    1,818,082.80/2,721,875.40 = 1,109,494.80/x
  3. Step 3: Cross multiply
    1,818,082.80x = 2,721,875.40 × 1,109,494.80
  4. Step 4: Simplify right side
    1,818,082.80x = 3,019,906,602,547.92
  5. Step 5: Solve for x
    x = 3,019,906,602,547.92/1,818,082.80
  6. Step 6: Final answer
    x = 1,661,039.09

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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.