Home / 1,122,457.48-1,549,025.36-613,192.64

Finding the Fourth Proportional to 1,122,457.48, 1,549,025.36 and 613,192.64

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Solution

The fourth proportional to 1,122,457.48, 1,549,025.36 and 613,192.64 is: 846,224.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,457.48 : 1,549,025.36 = 613,192.64 : x
  2. Step 2: Convert to fraction form
    1,122,457.48/1,549,025.36 = 613,192.64/x
  3. Step 3: Cross multiply
    1,122,457.48x = 1,549,025.36 × 613,192.64
  4. Step 4: Simplify right side
    1,122,457.48x = 949,850,949,925.35
  5. Step 5: Solve for x
    x = 949,850,949,925.35/1,122,457.48
  6. Step 6: Final answer
    x = 846,224.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.