Home / 1,990,011.52-2,985,049.68-570,062.08

Finding the Fourth Proportional to 1,990,011.52, 2,985,049.68 and 570,062.08

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Solution

The fourth proportional to 1,990,011.52, 2,985,049.68 and 570,062.08 is: 855,102.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,990,011.52 : 2,985,049.68 = 570,062.08 : x
  2. Step 2: Convert to fraction form
    1,990,011.52/2,985,049.68 = 570,062.08/x
  3. Step 3: Cross multiply
    1,990,011.52x = 2,985,049.68 × 570,062.08
  4. Step 4: Simplify right side
    1,990,011.52x = 1,701,663,611,708.58
  5. Step 5: Solve for x
    x = 1,701,663,611,708.58/1,990,011.52
  6. Step 6: Final answer
    x = 855,102.39

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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.