Home / 2,900,176.30-4,343,637.84-1,384,920.64

Finding the Fourth Proportional to 2,900,176.30, 4,343,637.84 and 1,384,920.64

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Solution

The fourth proportional to 2,900,176.30, 4,343,637.84 and 1,384,920.64 is: 2,074,216.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,900,176.30 : 4,343,637.84 = 1,384,920.64 : x
  2. Step 2: Convert to fraction form
    2,900,176.30/4,343,637.84 = 1,384,920.64/x
  3. Step 3: Cross multiply
    2,900,176.30x = 4,343,637.84 × 1,384,920.64
  4. Step 4: Simplify right side
    2,900,176.30x = 6,015,593,697,301.02
  5. Step 5: Solve for x
    x = 6,015,593,697,301.02/2,900,176.30
  6. Step 6: Final answer
    x = 2,074,216.56

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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.