Home / 1,358,010.14-2,045,139.52-1,236,943.28

Finding the Fourth Proportional to 1,358,010.14, 2,045,139.52 and 1,236,943.28

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Solution

The fourth proportional to 1,358,010.14, 2,045,139.52 and 1,236,943.28 is: 1,862,814.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,010.14 : 2,045,139.52 = 1,236,943.28 : x
  2. Step 2: Convert to fraction form
    1,358,010.14/2,045,139.52 = 1,236,943.28/x
  3. Step 3: Cross multiply
    1,358,010.14x = 2,045,139.52 × 1,236,943.28
  4. Step 4: Simplify right side
    1,358,010.14x = 2,529,721,585,926.43
  5. Step 5: Solve for x
    x = 2,529,721,585,926.43/1,358,010.14
  6. Step 6: Final answer
    x = 1,862,814.95

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.