Home / 2,007,271.80-3,009,911.40-727,828.20

Finding the Fourth Proportional to 2,007,271.80, 3,009,911.40 and 727,828.20

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Solution

The fourth proportional to 2,007,271.80, 3,009,911.40 and 727,828.20 is: 1,091,381.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,007,271.80 : 3,009,911.40 = 727,828.20 : x
  2. Step 2: Convert to fraction form
    2,007,271.80/3,009,911.40 = 727,828.20/x
  3. Step 3: Cross multiply
    2,007,271.80x = 3,009,911.40 × 727,828.20
  4. Step 4: Simplify right side
    2,007,271.80x = 2,190,698,396,421.48
  5. Step 5: Solve for x
    x = 2,190,698,396,421.48/2,007,271.80
  6. Step 6: Final answer
    x = 1,091,381.05

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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.