Home / 1,635,218.89-2,256,602.08-910,237.88

Finding the Fourth Proportional to 1,635,218.89, 2,256,602.08 and 910,237.88

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Solution

The fourth proportional to 1,635,218.89, 2,256,602.08 and 910,237.88 is: 1,256,128.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,635,218.89 : 2,256,602.08 = 910,237.88 : x
  2. Step 2: Convert to fraction form
    1,635,218.89/2,256,602.08 = 910,237.88/x
  3. Step 3: Cross multiply
    1,635,218.89x = 2,256,602.08 × 910,237.88
  4. Step 4: Simplify right side
    1,635,218.89x = 2,054,044,693,302.79
  5. Step 5: Solve for x
    x = 2,054,044,693,302.79/1,635,218.89
  6. Step 6: Final answer
    x = 1,256,128.28

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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.