Home / 1,018,616.80-1,526,175.60-484,988.80

Finding the Fourth Proportional to 1,018,616.80, 1,526,175.60 and 484,988.80

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Solution

The fourth proportional to 1,018,616.80, 1,526,175.60 and 484,988.80 is: 726,650.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,616.80 : 1,526,175.60 = 484,988.80 : x
  2. Step 2: Convert to fraction form
    1,018,616.80/1,526,175.60 = 484,988.80/x
  3. Step 3: Cross multiply
    1,018,616.80x = 1,526,175.60 × 484,988.80
  4. Step 4: Simplify right side
    1,018,616.80x = 740,178,072,833.28
  5. Step 5: Solve for x
    x = 740,178,072,833.28/1,018,616.80
  6. Step 6: Final answer
    x = 726,650.17

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1.5x scale

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.