Home / 1,483,988.41-2,226,068.73-418,941.28

Finding the Fourth Proportional to 1,483,988.41, 2,226,068.73 and 418,941.28

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Solution

The fourth proportional to 1,483,988.41, 2,226,068.73 and 418,941.28 is: 628,436.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,483,988.41 : 2,226,068.73 = 418,941.28 : x
  2. Step 2: Convert to fraction form
    1,483,988.41/2,226,068.73 = 418,941.28/x
  3. Step 3: Cross multiply
    1,483,988.41x = 2,226,068.73 × 418,941.28
  4. Step 4: Simplify right side
    1,483,988.41x = 932,592,085,896.76
  5. Step 5: Solve for x
    x = 932,592,085,896.76/1,483,988.41
  6. Step 6: Final answer
    x = 628,436.23

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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.