Home / 1,148,767.47-1,585,732.86-903,111.30

Finding the Fourth Proportional to 1,148,767.47, 1,585,732.86 and 903,111.30

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Solution

The fourth proportional to 1,148,767.47, 1,585,732.86 and 903,111.30 is: 1,246,634.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,767.47 : 1,585,732.86 = 903,111.30 : x
  2. Step 2: Convert to fraction form
    1,148,767.47/1,585,732.86 = 903,111.30/x
  3. Step 3: Cross multiply
    1,148,767.47x = 1,585,732.86 × 903,111.30
  4. Step 4: Simplify right side
    1,148,767.47x = 1,432,093,264,647.32
  5. Step 5: Solve for x
    x = 1,432,093,264,647.32/1,148,767.47
  6. Step 6: Final answer
    x = 1,246,634.59

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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.