Home / 1,085,335.70-1,628,003.55-554,494.10

Finding the Fourth Proportional to 1,085,335.70, 1,628,003.55 and 554,494.10

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Solution

The fourth proportional to 1,085,335.70, 1,628,003.55 and 554,494.10 is: 831,741.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,335.70 : 1,628,003.55 = 554,494.10 : x
  2. Step 2: Convert to fraction form
    1,085,335.70/1,628,003.55 = 554,494.10/x
  3. Step 3: Cross multiply
    1,085,335.70x = 1,628,003.55 × 554,494.10
  4. Step 4: Simplify right side
    1,085,335.70x = 902,718,363,254.06
  5. Step 5: Solve for x
    x = 902,718,363,254.06/1,085,335.70
  6. Step 6: Final answer
    x = 831,741.15

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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.