Home / 1,574,520.80-2,362,011.60-826,623.20

Finding the Fourth Proportional to 1,574,520.80, 2,362,011.60 and 826,623.20

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Solution

The fourth proportional to 1,574,520.80, 2,362,011.60 and 826,623.20 is: 1,240,055.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574,520.80 : 2,362,011.60 = 826,623.20 : x
  2. Step 2: Convert to fraction form
    1,574,520.80/2,362,011.60 = 826,623.20/x
  3. Step 3: Cross multiply
    1,574,520.80x = 2,362,011.60 × 826,623.20
  4. Step 4: Simplify right side
    1,574,520.80x = 1,952,493,587,229.12
  5. Step 5: Solve for x
    x = 1,952,493,587,229.12/1,574,520.80
  6. Step 6: Final answer
    x = 1,240,055.76

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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.