Home / 1,148,772.29-1,585,739.59-903,116.21

Finding the Fourth Proportional to 1,148,772.29, 1,585,739.59 and 903,116.21

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Solution

The fourth proportional to 1,148,772.29, 1,585,739.59 and 903,116.21 is: 1,246,641.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,772.29 : 1,585,739.59 = 903,116.21 : x
  2. Step 2: Convert to fraction form
    1,148,772.29/1,585,739.59 = 903,116.21/x
  3. Step 3: Cross multiply
    1,148,772.29x = 1,585,739.59 × 903,116.21
  4. Step 4: Simplify right side
    1,148,772.29x = 1,432,107,118,381.27
  5. Step 5: Solve for x
    x = 1,432,107,118,381.27/1,148,772.29
  6. Step 6: Final answer
    x = 1,246,641.43

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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.