Home / 1,020,822.01-1,531,116.37-272,926.33

Finding the Fourth Proportional to 1,020,822.01, 1,531,116.37 and 272,926.33

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Solution

The fourth proportional to 1,020,822.01, 1,531,116.37 and 272,926.33 is: 409,358.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,822.01 : 1,531,116.37 = 272,926.33 : x
  2. Step 2: Convert to fraction form
    1,020,822.01/1,531,116.37 = 272,926.33/x
  3. Step 3: Cross multiply
    1,020,822.01x = 1,531,116.37 × 272,926.33
  4. Step 4: Simplify right side
    1,020,822.01x = 417,881,968,180.39
  5. Step 5: Solve for x
    x = 417,881,968,180.39/1,020,822.01
  6. Step 6: Final answer
    x = 409,358.31

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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.