Home / 2,790,455.19-4,186,280.36-968,877.10

Finding the Fourth Proportional to 2,790,455.19, 4,186,280.36 and 968,877.10

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Solution

The fourth proportional to 2,790,455.19, 4,186,280.36 and 968,877.10 is: 1,453,523.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,790,455.19 : 4,186,280.36 = 968,877.10 : x
  2. Step 2: Convert to fraction form
    2,790,455.19/4,186,280.36 = 968,877.10/x
  3. Step 3: Cross multiply
    2,790,455.19x = 4,186,280.36 × 968,877.10
  4. Step 4: Simplify right side
    2,790,455.19x = 4,055,991,174,983.76
  5. Step 5: Solve for x
    x = 4,055,991,174,983.76/2,790,455.19
  6. Step 6: Final answer
    x = 1,453,523.13

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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.