Home / 1,561,329-2,154,634.02-845,937

Finding the Fourth Proportional to 1,561,329, 2,154,634.02 and 845,937

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Solution

The fourth proportional to 1,561,329, 2,154,634.02 and 845,937 is: 1,167,393.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,561,329 : 2,154,634.02 = 845,937 : x
  2. Step 2: Convert to fraction form
    1,561,329/2,154,634.02 = 845,937/x
  3. Step 3: Cross multiply
    1,561,329x = 2,154,634.02 × 845,937
  4. Step 4: Simplify right side
    1,561,329x = 1,822,684,638,976.74
  5. Step 5: Solve for x
    x = 1,822,684,638,976.74/1,561,329
  6. Step 6: Final answer
    x = 1,167,393.06

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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.