Home / 1,780,248-2,670,706.80-715,374.48

Finding the Fourth Proportional to 1,780,248, 2,670,706.80 and 715,374.48

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Solution

The fourth proportional to 1,780,248, 2,670,706.80 and 715,374.48 is: 1,073,196.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,248 : 2,670,706.80 = 715,374.48 : x
  2. Step 2: Convert to fraction form
    1,780,248/2,670,706.80 = 715,374.48/x
  3. Step 3: Cross multiply
    1,780,248x = 2,670,706.80 × 715,374.48
  4. Step 4: Simplify right side
    1,780,248x = 1,910,555,488,282.46
  5. Step 5: Solve for x
    x = 1,910,555,488,282.46/1,780,248
  6. Step 6: Final answer
    x = 1,073,196.26

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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.