Home / 1,473,390.20-2,208,011.70-1,091,329.40

Finding the Fourth Proportional to 1,473,390.20, 2,208,011.70 and 1,091,329.40

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Solution

The fourth proportional to 1,473,390.20, 2,208,011.70 and 1,091,329.40 is: 1,635,458.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,473,390.20 : 2,208,011.70 = 1,091,329.40 : x
  2. Step 2: Convert to fraction form
    1,473,390.20/2,208,011.70 = 1,091,329.40/x
  3. Step 3: Cross multiply
    1,473,390.20x = 2,208,011.70 × 1,091,329.40
  4. Step 4: Simplify right side
    1,473,390.20x = 2,409,668,083,753.98
  5. Step 5: Solve for x
    x = 2,409,668,083,753.98/1,473,390.20
  6. Step 6: Final answer
    x = 1,635,458.20

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.