Home / 1,635,457.32-2,256,913.86-910,293.48

Finding the Fourth Proportional to 1,635,457.32, 2,256,913.86 and 910,293.48

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Solution

The fourth proportional to 1,635,457.32, 2,256,913.86 and 910,293.48 is: 1,256,195.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,635,457.32 : 2,256,913.86 = 910,293.48 : x
  2. Step 2: Convert to fraction form
    1,635,457.32/2,256,913.86 = 910,293.48/x
  3. Step 3: Cross multiply
    1,635,457.32x = 2,256,913.86 × 910,293.48
  4. Step 4: Simplify right side
    1,635,457.32x = 2,054,453,971,679.63
  5. Step 5: Solve for x
    x = 2,054,453,971,679.63/1,635,457.32
  6. Step 6: Final answer
    x = 1,256,195.41

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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.