Home / 2,365,723.20-3,547,807.20-869,620.80

Finding the Fourth Proportional to 2,365,723.20, 3,547,807.20 and 869,620.80

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Solution

The fourth proportional to 2,365,723.20, 3,547,807.20 and 869,620.80 is: 1,304,145.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,365,723.20 : 3,547,807.20 = 869,620.80 : x
  2. Step 2: Convert to fraction form
    2,365,723.20/3,547,807.20 = 869,620.80/x
  3. Step 3: Cross multiply
    2,365,723.20x = 3,547,807.20 × 869,620.80
  4. Step 4: Simplify right side
    2,365,723.20x = 3,085,246,935,509.76
  5. Step 5: Solve for x
    x = 3,085,246,935,509.76/2,365,723.20
  6. Step 6: Final answer
    x = 1,304,145.36

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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.