Home / 1,351,536.42-1,864,936.02-807,557.22

Finding the Fourth Proportional to 1,351,536.42, 1,864,936.02 and 807,557.22

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Solution

The fourth proportional to 1,351,536.42, 1,864,936.02 and 807,557.22 is: 1,114,318.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,351,536.42 : 1,864,936.02 = 807,557.22 : x
  2. Step 2: Convert to fraction form
    1,351,536.42/1,864,936.02 = 807,557.22/x
  3. Step 3: Cross multiply
    1,351,536.42x = 1,864,936.02 × 807,557.22
  4. Step 4: Simplify right side
    1,351,536.42x = 1,506,042,547,789.06
  5. Step 5: Solve for x
    x = 1,506,042,547,789.06/1,351,536.42
  6. Step 6: Final answer
    x = 1,114,318.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.