Home / 2,445,847.90-3,375,581.53-1,478,985.05

Finding the Fourth Proportional to 2,445,847.90, 3,375,581.53 and 1,478,985.05

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Solution

The fourth proportional to 2,445,847.90, 3,375,581.53 and 1,478,985.05 is: 2,041,187.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,445,847.90 : 3,375,581.53 = 1,478,985.05 : x
  2. Step 2: Convert to fraction form
    2,445,847.90/3,375,581.53 = 1,478,985.05/x
  3. Step 3: Cross multiply
    2,445,847.90x = 3,375,581.53 × 1,478,985.05
  4. Step 4: Simplify right side
    2,445,847.90x = 4,992,434,617,926.13
  5. Step 5: Solve for x
    x = 4,992,434,617,926.13/2,445,847.90
  6. Step 6: Final answer
    x = 2,041,187.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.