Home / 891,995.10-1,337,992.65-626,055.90

Finding the Fourth Proportional to 891,995.10, 1,337,992.65 and 626,055.90

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Solution

The fourth proportional to 891,995.10, 1,337,992.65 and 626,055.90 is: 939,083.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,995.10 : 1,337,992.65 = 626,055.90 : x
  2. Step 2: Convert to fraction form
    891,995.10/1,337,992.65 = 626,055.90/x
  3. Step 3: Cross multiply
    891,995.10x = 1,337,992.65 × 626,055.90
  4. Step 4: Simplify right side
    891,995.10x = 837,658,192,689.14
  5. Step 5: Solve for x
    x = 837,658,192,689.14/891,995.10
  6. Step 6: Final answer
    x = 939,083.85

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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.