Home / 1,425,786.18-2,137,350.33-714,983.64

Finding the Fourth Proportional to 1,425,786.18, 2,137,350.33 and 714,983.64

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Solution

The fourth proportional to 1,425,786.18, 2,137,350.33 and 714,983.64 is: 1,071,809.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,786.18 : 2,137,350.33 = 714,983.64 : x
  2. Step 2: Convert to fraction form
    1,425,786.18/2,137,350.33 = 714,983.64/x
  3. Step 3: Cross multiply
    1,425,786.18x = 2,137,350.33 × 714,983.64
  4. Step 4: Simplify right side
    1,425,786.18x = 1,528,170,518,898.60
  5. Step 5: Solve for x
    x = 1,528,170,518,898.60/1,425,786.18
  6. Step 6: Final answer
    x = 1,071,809.04

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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.