Home / 1,819,113.53-2,728,672.45-556,934.81

Finding the Fourth Proportional to 1,819,113.53, 2,728,672.45 and 556,934.81

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Solution

The fourth proportional to 1,819,113.53, 2,728,672.45 and 556,934.81 is: 835,402.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819,113.53 : 2,728,672.45 = 556,934.81 : x
  2. Step 2: Convert to fraction form
    1,819,113.53/2,728,672.45 = 556,934.81/x
  3. Step 3: Cross multiply
    1,819,113.53x = 2,728,672.45 × 556,934.81
  4. Step 4: Simplify right side
    1,819,113.53x = 1,519,692,672,492.99
  5. Step 5: Solve for x
    x = 1,519,692,672,492.99/1,819,113.53
  6. Step 6: Final answer
    x = 835,402.87

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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.