Home / 1,090,454.36-1,637,156.54-752,655.16

Finding the Fourth Proportional to 1,090,454.36, 1,637,156.54 and 752,655.16

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Solution

The fourth proportional to 1,090,454.36, 1,637,156.54 and 752,655.16 is: 1,130,000.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,454.36 : 1,637,156.54 = 752,655.16 : x
  2. Step 2: Convert to fraction form
    1,090,454.36/1,637,156.54 = 752,655.16/x
  3. Step 3: Cross multiply
    1,090,454.36x = 1,637,156.54 × 752,655.16
  4. Step 4: Simplify right side
    1,090,454.36x = 1,232,214,317,558.75
  5. Step 5: Solve for x
    x = 1,232,214,317,558.75/1,090,454.36
  6. Step 6: Final answer
    x = 1,130,000.82

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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.