Home / 1,902,742.71-2,853,837.31-554,543.40

Finding the Fourth Proportional to 1,902,742.71, 2,853,837.31 and 554,543.40

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Solution

The fourth proportional to 1,902,742.71, 2,853,837.31 and 554,543.40 is: 831,734.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,902,742.71 : 2,853,837.31 = 554,543.40 : x
  2. Step 2: Convert to fraction form
    1,902,742.71/2,853,837.31 = 554,543.40/x
  3. Step 3: Cross multiply
    1,902,742.71x = 2,853,837.31 × 554,543.40
  4. Step 4: Simplify right side
    1,902,742.71x = 1,582,576,644,934.25
  5. Step 5: Solve for x
    x = 1,582,576,644,934.25/1,902,742.71
  6. Step 6: Final answer
    x = 831,734.44

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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.