Home / 1,439,315.10-1,986,242.04-794,721.42

Finding the Fourth Proportional to 1,439,315.10, 1,986,242.04 and 794,721.42

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Solution

The fourth proportional to 1,439,315.10, 1,986,242.04 and 794,721.42 is: 1,096,708.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,439,315.10 : 1,986,242.04 = 794,721.42 : x
  2. Step 2: Convert to fraction form
    1,439,315.10/1,986,242.04 = 794,721.42/x
  3. Step 3: Cross multiply
    1,439,315.10x = 1,986,242.04 × 794,721.42
  4. Step 4: Simplify right side
    1,439,315.10x = 1,578,509,094,492.50
  5. Step 5: Solve for x
    x = 1,578,509,094,492.50/1,439,315.10
  6. Step 6: Final answer
    x = 1,096,708.49

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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.