Home / 1,028,227.16-1,418,751.83-646,032.50

Finding the Fourth Proportional to 1,028,227.16, 1,418,751.83 and 646,032.50

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Solution

The fourth proportional to 1,028,227.16, 1,418,751.83 and 646,032.50 is: 891,398.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,227.16 : 1,418,751.83 = 646,032.50 : x
  2. Step 2: Convert to fraction form
    1,028,227.16/1,418,751.83 = 646,032.50/x
  3. Step 3: Cross multiply
    1,028,227.16x = 1,418,751.83 × 646,032.50
  4. Step 4: Simplify right side
    1,028,227.16x = 916,559,791,614.48
  5. Step 5: Solve for x
    x = 916,559,791,614.48/1,028,227.16
  6. Step 6: Final answer
    x = 891,398.15

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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.