Home / 1,556,982.10-2,148,688.32-903,557.53

Finding the Fourth Proportional to 1,556,982.10, 2,148,688.32 and 903,557.53

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Solution

The fourth proportional to 1,556,982.10, 2,148,688.32 and 903,557.53 is: 1,246,940.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,982.10 : 2,148,688.32 = 903,557.53 : x
  2. Step 2: Convert to fraction form
    1,556,982.10/2,148,688.32 = 903,557.53/x
  3. Step 3: Cross multiply
    1,556,982.10x = 2,148,688.32 × 903,557.53
  4. Step 4: Simplify right side
    1,556,982.10x = 1,941,463,510,456.57
  5. Step 5: Solve for x
    x = 1,941,463,510,456.57/1,556,982.10
  6. Step 6: Final answer
    x = 1,246,940.16

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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.