Home / 1,418,395.02-1,957,375.78-806,547.79

Finding the Fourth Proportional to 1,418,395.02, 1,957,375.78 and 806,547.79

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Solution

The fourth proportional to 1,418,395.02, 1,957,375.78 and 806,547.79 is: 1,113,030.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,395.02 : 1,957,375.78 = 806,547.79 : x
  2. Step 2: Convert to fraction form
    1,418,395.02/1,957,375.78 = 806,547.79/x
  3. Step 3: Cross multiply
    1,418,395.02x = 1,957,375.78 × 806,547.79
  4. Step 4: Simplify right side
    1,418,395.02x = 1,578,717,109,558.53
  5. Step 5: Solve for x
    x = 1,578,717,109,558.53/1,418,395.02
  6. Step 6: Final answer
    x = 1,113,030.63

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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.