Home / 1,568,009.90-2,352,014.85-1,521,353.90

Finding the Fourth Proportional to 1,568,009.90, 2,352,014.85 and 1,521,353.90

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Solution

The fourth proportional to 1,568,009.90, 2,352,014.85 and 1,521,353.90 is: 2,282,030.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,568,009.90 : 2,352,014.85 = 1,521,353.90 : x
  2. Step 2: Convert to fraction form
    1,568,009.90/2,352,014.85 = 1,521,353.90/x
  3. Step 3: Cross multiply
    1,568,009.90x = 2,352,014.85 × 1,521,353.90
  4. Step 4: Simplify right side
    1,568,009.90x = 3,578,246,964,905.42
  5. Step 5: Solve for x
    x = 3,578,246,964,905.42/1,568,009.90
  6. Step 6: Final answer
    x = 2,282,030.85

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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.