Home / 1,208,022.72-1,812,252.80-497,656

Finding the Fourth Proportional to 1,208,022.72, 1,812,252.80 and 497,656

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Solution

The fourth proportional to 1,208,022.72, 1,812,252.80 and 497,656 is: 746,574.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,022.72 : 1,812,252.80 = 497,656 : x
  2. Step 2: Convert to fraction form
    1,208,022.72/1,812,252.80 = 497,656/x
  3. Step 3: Cross multiply
    1,208,022.72x = 1,812,252.80 × 497,656
  4. Step 4: Simplify right side
    1,208,022.72x = 901,878,479,436.80
  5. Step 5: Solve for x
    x = 901,878,479,436.80/1,208,022.72
  6. Step 6: Final answer
    x = 746,574.10

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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.