Home / 1,201,146.80-1,802,000.56-348,236.24

Finding the Fourth Proportional to 1,201,146.80, 1,802,000.56 and 348,236.24

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Solution

The fourth proportional to 1,201,146.80, 1,802,000.56 and 348,236.24 is: 522,435.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,146.80 : 1,802,000.56 = 348,236.24 : x
  2. Step 2: Convert to fraction form
    1,201,146.80/1,802,000.56 = 348,236.24/x
  3. Step 3: Cross multiply
    1,201,146.80x = 1,802,000.56 × 348,236.24
  4. Step 4: Simplify right side
    1,201,146.80x = 627,521,899,492.29
  5. Step 5: Solve for x
    x = 627,521,899,492.29/1,201,146.80
  6. Step 6: Final answer
    x = 522,435.64

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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.