Home / 1,090,453.36-1,637,155.04-752,654.16

Finding the Fourth Proportional to 1,090,453.36, 1,637,155.04 and 752,654.16

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Solution

The fourth proportional to 1,090,453.36, 1,637,155.04 and 752,654.16 is: 1,129,999.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,453.36 : 1,637,155.04 = 752,654.16 : x
  2. Step 2: Convert to fraction form
    1,090,453.36/1,637,155.04 = 752,654.16/x
  3. Step 3: Cross multiply
    1,090,453.36x = 1,637,155.04 × 752,654.16
  4. Step 4: Simplify right side
    1,090,453.36x = 1,232,211,551,420.97
  5. Step 5: Solve for x
    x = 1,232,211,551,420.97/1,090,453.36
  6. Step 6: Final answer
    x = 1,129,999.32

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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.