Home / 1,235,815.20-1,853,722.80-704,973.60

Finding the Fourth Proportional to 1,235,815.20, 1,853,722.80 and 704,973.60

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Solution

The fourth proportional to 1,235,815.20, 1,853,722.80 and 704,973.60 is: 1,057,460.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,815.20 : 1,853,722.80 = 704,973.60 : x
  2. Step 2: Convert to fraction form
    1,235,815.20/1,853,722.80 = 704,973.60/x
  3. Step 3: Cross multiply
    1,235,815.20x = 1,853,722.80 × 704,973.60
  4. Step 4: Simplify right side
    1,235,815.20x = 1,306,825,635,718.08
  5. Step 5: Solve for x
    x = 1,306,825,635,718.08/1,235,815.20
  6. Step 6: Final answer
    x = 1,057,460.40

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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.