Home / 1,712,642.08-2,558,546.60-1,108,683.04

Finding the Fourth Proportional to 1,712,642.08, 2,558,546.60 and 1,108,683.04

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Solution

The fourth proportional to 1,712,642.08, 2,558,546.60 and 1,108,683.04 is: 1,656,281.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712,642.08 : 2,558,546.60 = 1,108,683.04 : x
  2. Step 2: Convert to fraction form
    1,712,642.08/2,558,546.60 = 1,108,683.04/x
  3. Step 3: Cross multiply
    1,712,642.08x = 2,558,546.60 × 1,108,683.04
  4. Step 4: Simplify right side
    1,712,642.08x = 2,836,617,222,469.66
  5. Step 5: Solve for x
    x = 2,836,617,222,469.66/1,712,642.08
  6. Step 6: Final answer
    x = 1,656,281.40

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.