Home / 3,990,525.63-5,985,916.02-1,561,582.68

Finding the Fourth Proportional to 3,990,525.63, 5,985,916.02 and 1,561,582.68

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Solution

The fourth proportional to 3,990,525.63, 5,985,916.02 and 1,561,582.68 is: 2,342,423.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,990,525.63 : 5,985,916.02 = 1,561,582.68 : x
  2. Step 2: Convert to fraction form
    3,990,525.63/5,985,916.02 = 1,561,582.68/x
  3. Step 3: Cross multiply
    3,990,525.63x = 5,985,916.02 × 1,561,582.68
  4. Step 4: Simplify right side
    3,990,525.63x = 9,347,502,780,766.53
  5. Step 5: Solve for x
    x = 9,347,502,780,766.53/3,990,525.63
  6. Step 6: Final answer
    x = 2,342,423.94

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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.