Home / 1,763,913.78-2,642,327.43-1,492,878.87

Finding the Fourth Proportional to 1,763,913.78, 2,642,327.43 and 1,492,878.87

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Solution

The fourth proportional to 1,763,913.78, 2,642,327.43 and 1,492,878.87 is: 2,236,319.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,763,913.78 : 2,642,327.43 = 1,492,878.87 : x
  2. Step 2: Convert to fraction form
    1,763,913.78/2,642,327.43 = 1,492,878.87/x
  3. Step 3: Cross multiply
    1,763,913.78x = 2,642,327.43 × 1,492,878.87
  4. Step 4: Simplify right side
    1,763,913.78x = 3,944,674,782,270.11
  5. Step 5: Solve for x
    x = 3,944,674,782,270.11/1,763,913.78
  6. Step 6: Final answer
    x = 2,236,319.50

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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.