Home / 1,199,582.28-1,655,423.40-655,720.20

Finding the Fourth Proportional to 1,199,582.28, 1,655,423.40 and 655,720.20

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Solution

The fourth proportional to 1,199,582.28, 1,655,423.40 and 655,720.20 is: 904,893.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,582.28 : 1,655,423.40 = 655,720.20 : x
  2. Step 2: Convert to fraction form
    1,199,582.28/1,655,423.40 = 655,720.20/x
  3. Step 3: Cross multiply
    1,199,582.28x = 1,655,423.40 × 655,720.20
  4. Step 4: Simplify right side
    1,199,582.28x = 1,085,494,562,932.68
  5. Step 5: Solve for x
    x = 1,085,494,562,932.68/1,199,582.28
  6. Step 6: Final answer
    x = 904,893.80

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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.