Home / 1,358,074.78-1,874,142.77-746,266.95

Finding the Fourth Proportional to 1,358,074.78, 1,874,142.77 and 746,266.95

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Solution

The fourth proportional to 1,358,074.78, 1,874,142.77 and 746,266.95 is: 1,029,848.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,074.78 : 1,874,142.77 = 746,266.95 : x
  2. Step 2: Convert to fraction form
    1,358,074.78/1,874,142.77 = 746,266.95/x
  3. Step 3: Cross multiply
    1,358,074.78x = 1,874,142.77 × 746,266.95
  4. Step 4: Simplify right side
    1,358,074.78x = 1,398,610,805,101.12
  5. Step 5: Solve for x
    x = 1,398,610,805,101.12/1,358,074.78
  6. Step 6: Final answer
    x = 1,029,848.16

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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.