Home / 1,196,755.40-1,796,007.90-842,461.40

Finding the Fourth Proportional to 1,196,755.40, 1,796,007.90 and 842,461.40

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Solution

The fourth proportional to 1,196,755.40, 1,796,007.90 and 842,461.40 is: 1,264,307.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,196,755.40 : 1,796,007.90 = 842,461.40 : x
  2. Step 2: Convert to fraction form
    1,196,755.40/1,796,007.90 = 842,461.40/x
  3. Step 3: Cross multiply
    1,196,755.40x = 1,796,007.90 × 842,461.40
  4. Step 4: Simplify right side
    1,196,755.40x = 1,513,067,329,845.06
  5. Step 5: Solve for x
    x = 1,513,067,329,845.06/1,196,755.40
  6. Step 6: Final answer
    x = 1,264,307.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.