Home / 4,012,679.49-6,019,111.64-980,070.54

Finding the Fourth Proportional to 4,012,679.49, 6,019,111.64 and 980,070.54

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Solution

The fourth proportional to 4,012,679.49, 6,019,111.64 and 980,070.54 is: 1,470,128.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,012,679.49 : 6,019,111.64 = 980,070.54 : x
  2. Step 2: Convert to fraction form
    4,012,679.49/6,019,111.64 = 980,070.54/x
  3. Step 3: Cross multiply
    4,012,679.49x = 6,019,111.64 × 980,070.54
  4. Step 4: Simplify right side
    4,012,679.49x = 5,899,153,995,335.09
  5. Step 5: Solve for x
    x = 5,899,153,995,335.09/4,012,679.49
  6. Step 6: Final answer
    x = 1,470,128.38

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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.